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Unit Converter

Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 120.8 knots into miles per hour we have to multiply 120.8 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

120.8 kt → V(mph)

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

V(mph) = 120.8 kt × 1.1507794480225 mph

V(mph) = 139.01415732112 mph

The final result is:

120.8 kt → 139.01415732112 mph

We conclude that 120.8 knots is equivalent to 139.01415732112 miles per hour:

120.8 knots = 139.01415732112 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 0.0071935119362699 × 120.8 knots.

Another way is saying that 120.8 knots is equal to 1 ÷ 0.0071935119362699 miles per hour.

Approximate result

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

120.8 kt ≅ 139.014 mph

An alternative is also that one mile per hour is approximately zero point zero zero seven times one hundred twenty point eight knots.

Conversion table

knots to miles per hour chart

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

knots (kt) miles per hour (mph)
121.8 knots 140.165 miles per hour
122.8 knots 141.316 miles per hour
123.8 knots 142.466 miles per hour
124.8 knots 143.617 miles per hour
125.8 knots 144.768 miles per hour
126.8 knots 145.919 miles per hour
127.8 knots 147.07 miles per hour
128.8 knots 148.22 miles per hour
129.8 knots 149.371 miles per hour
130.8 knots 150.522 miles per hour