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Unit Converter

Conversion formula

The conversion factor from feet per second to miles per hour is 0.68181818181818, which means that 1 foot per second is equal to 0.68181818181818 miles per hour:

1 ft/s = 0.68181818181818 mph

To convert 84 feet per second into miles per hour we have to multiply 84 by the conversion factor in order to get the velocity amount from feet per second to miles per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 0.68181818181818 mph

84 ft/s → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 84 ft/s × 0.68181818181818 mph

V(mph) = 57.272727272727 mph

The final result is:

84 ft/s → 57.272727272727 mph

We conclude that 84 feet per second is equivalent to 57.272727272727 miles per hour:

84 feet per second = 57.272727272727 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.017460317460317 × 84 feet per second.

Another way is saying that 84 feet per second is equal to 1 ÷ 0.017460317460317 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eighty-four feet per second is approximately fifty-seven point two seven three miles per hour:

84 ft/s ≅ 57.273 mph

An alternative is also that one mile per hour is approximately zero point zero one seven times eighty-four feet per second.

Conversion table

feet per second to miles per hour chart

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

feet per second (ft/s) miles per hour (mph)
85 feet per second 57.955 miles per hour
86 feet per second 58.636 miles per hour
87 feet per second 59.318 miles per hour
88 feet per second 60 miles per hour
89 feet per second 60.682 miles per hour
90 feet per second 61.364 miles per hour
91 feet per second 62.045 miles per hour
92 feet per second 62.727 miles per hour
93 feet per second 63.409 miles per hour
94 feet per second 64.091 miles per hour