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Unit Converter

Conversion formula

The conversion factor from miles per hour to meters per second is 0.44704, which means that 1 mile per hour is equal to 0.44704 meters per second:

1 mph = 0.44704 m/s

To convert 138.9 miles per hour into meters per second we have to multiply 138.9 by the conversion factor in order to get the velocity amount from miles per hour to meters per second. We can also form a simple proportion to calculate the result:

1 mph → 0.44704 m/s

138.9 mph → V(m/s)

Solve the above proportion to obtain the velocity V in meters per second:

V(m/s) = 138.9 mph × 0.44704 m/s

V(m/s) = 62.093856 m/s

The final result is:

138.9 mph → 62.093856 m/s

We conclude that 138.9 miles per hour is equivalent to 62.093856 meters per second:

138.9 miles per hour = 62.093856 meters per second

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 meter per second is equal to 0.016104652930557 × 138.9 miles per hour.

Another way is saying that 138.9 miles per hour is equal to 1 ÷ 0.016104652930557 meters per second.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one hundred thirty-eight point nine miles per hour is approximately sixty-two point zero nine four meters per second:

138.9 mph ≅ 62.094 m/s

An alternative is also that one meter per second is approximately zero point zero one six times one hundred thirty-eight point nine miles per hour.

Conversion table

miles per hour to meters per second chart

For quick reference purposes, below is the conversion table you can use to convert from miles per hour to meters per second

miles per hour (mph) meters per second (m/s)
139.9 miles per hour 62.541 meters per second
140.9 miles per hour 62.988 meters per second
141.9 miles per hour 63.435 meters per second
142.9 miles per hour 63.882 meters per second
143.9 miles per hour 64.329 meters per second
144.9 miles per hour 64.776 meters per second
145.9 miles per hour 65.223 meters per second
146.9 miles per hour 65.67 meters per second
147.9 miles per hour 66.117 meters per second
148.9 miles per hour 66.564 meters per second