## Conversion formula

The conversion factor from feet per second to kilometers per hour is 1.0972799999991, which means that 1 foot per second is equal to 1.0972799999991 kilometers per hour:

1 ft/s = 1.0972799999991 km/h

To convert 71 feet per second into kilometers per hour we have to multiply 71 by the conversion factor in order to get the velocity amount from feet per second to kilometers per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 1.0972799999991 km/h

71 ft/s → V(km/h)

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

V(km/h) = 71 ft/s × 1.0972799999991 km/h

V(km/h) = 77.906879999938 km/h

The final result is:

71 ft/s → 77.906879999938 km/h

We conclude that 71 feet per second is equivalent to 77.906879999938 kilometers per hour:

71 feet per second = 77.906879999938 kilometers per hour

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer per hour is equal to 0.01283583683496 × 71 feet per second.

Another way is saying that 71 feet per second is equal to 1 ÷ 0.01283583683496 kilometers per hour.

## Approximate result

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

71 ft/s ≅ 77.907 km/h

An alternative is also that one kilometer per hour is approximately zero point zero one three times seventy-one feet per second.

## Conversion table

### feet per second to kilometers per hour chart

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

feet per second (ft/s) kilometers per hour (km/h)
72 feet per second 79.004 kilometers per hour
73 feet per second 80.101 kilometers per hour
74 feet per second 81.199 kilometers per hour
75 feet per second 82.296 kilometers per hour
76 feet per second 83.393 kilometers per hour
77 feet per second 84.491 kilometers per hour
78 feet per second 85.588 kilometers per hour
79 feet per second 86.685 kilometers per hour
80 feet per second 87.782 kilometers per hour
81 feet per second 88.88 kilometers per hour