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Finding the Fourth Proportional to 96,337.86, 132,990.86 and 56,036.91

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Solution

The fourth proportional to 96,337.86, 132,990.86 and 56,036.91 is: 77,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,337.86 : 132,990.86 = 56,036.91 : x
  2. Step 2: Convert to fraction form
    96,337.86/132,990.86 = 56,036.91/x
  3. Step 3: Cross multiply
    96,337.86x = 132,990.86 × 56,036.91
  4. Step 4: Simplify right side
    96,337.86x = 7,452,396,572.46
  5. Step 5: Solve for x
    x = 7,452,396,572.46/96,337.86
  6. Step 6: Final answer
    x = 77,356.88

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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.