## 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 170 feet per second into miles per hour we have to multiply 170 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

170 ft/s → V(mph)

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

V(mph) = 170 ft/s × 0.68181818181818 mph

V(mph) = 115.90909090909 mph

The final result is:

170 ft/s → 115.90909090909 mph

We conclude that 170 feet per second is equivalent to 115.90909090909 miles per hour:

170 feet per second = 115.90909090909 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 0.0086274509803922 × 170 feet per second.

Another way is saying that 170 feet per second is equal to 1 ÷ 0.0086274509803922 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 seventy feet per second is approximately one hundred fifteen point nine zero nine miles per hour:

170 ft/s ≅ 115.909 mph

An alternative is also that one mile per hour is approximately zero point zero zero nine times one hundred 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)
171 feet per second 116.591 miles per hour
172 feet per second 117.273 miles per hour
173 feet per second 117.955 miles per hour
174 feet per second 118.636 miles per hour
175 feet per second 119.318 miles per hour
176 feet per second 120 miles per hour
177 feet per second 120.682 miles per hour
178 feet per second 121.364 miles per hour
179 feet per second 122.045 miles per hour
180 feet per second 122.727 miles per hour