## 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 70 feet per second into miles per hour we have to multiply 70 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

70 ft/s → V(mph)

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

V(mph) = 70 ft/s × 0.68181818181818 mph

V(mph) = 47.727272727273 mph

The final result is:

70 ft/s → 47.727272727273 mph

We conclude that 70 feet per second is equivalent to 47.727272727273 miles per hour:

70 feet per second = 47.727272727273 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 0.020952380952381 × 70 feet per second.

Another way is saying that 70 feet per second is equal to 1 ÷ 0.020952380952381 miles per hour.

## Approximate result

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

70 ft/s ≅ 47.727 mph

An alternative is also that one mile per hour is approximately zero point zero two one times seventy 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)
71 feet per second 48.409 miles per hour
72 feet per second 49.091 miles per hour
73 feet per second 49.773 miles per hour
74 feet per second 50.455 miles per hour
75 feet per second 51.136 miles per hour
76 feet per second 51.818 miles per hour
77 feet per second 52.5 miles per hour
78 feet per second 53.182 miles per hour
79 feet per second 53.864 miles per hour
80 feet per second 54.545 miles per hour