Home / 157,553.61-217,415.44-89,561.30

Finding the Fourth Proportional to 157,553.61, 217,415.44 and 89,561.30

Calculator

Solution

The fourth proportional to 157,553.61, 217,415.44 and 89,561.30 is: 123,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,553.61 : 217,415.44 = 89,561.30 : x
  2. Step 2: Convert to fraction form
    157,553.61/217,415.44 = 89,561.30/x
  3. Step 3: Cross multiply
    157,553.61x = 217,415.44 × 89,561.30
  4. Step 4: Simplify right side
    157,553.61x = 19,472,008,471.35
  5. Step 5: Solve for x
    x = 19,472,008,471.35/157,553.61
  6. Step 6: Final answer
    x = 123,589.74

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.