Home / 56,229.28-77,593.52-31,073.92

Finding the Fourth Proportional to 56,229.28, 77,593.52 and 31,073.92

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Solution

The fourth proportional to 56,229.28, 77,593.52 and 31,073.92 is: 42,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,229.28 : 77,593.52 = 31,073.92 : x
  2. Step 2: Convert to fraction form
    56,229.28/77,593.52 = 31,073.92/x
  3. Step 3: Cross multiply
    56,229.28x = 77,593.52 × 31,073.92
  4. Step 4: Simplify right side
    56,229.28x = 2,411,134,833.00
  5. Step 5: Solve for x
    x = 2,411,134,833.00/56,229.28
  6. Step 6: Final answer
    x = 42,880.41

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1.5x scale

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.