Finding the Fourth Proportional to 151.41, 227.42 and 141.69

Step by Step Solution

1. Step 1: Write the proportion equation
   151.41 : 227.42 = 141.69 : x
2. Step 2: Convert to fraction form
   151.41/227.42 = 141.69/x
3. Step 3: Cross multiply
   151.41x = 227.42 × 141.69
4. Step 4: Simplify right side
   151.41x = 32,222.43
5. Step 5: Solve for x
   x = 32,222.43/151.41
6. Step 6: Final answer
   x = 212.82