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Finding the Fourth Proportional to 64,305.38, 96,472.65 and 22,752.38

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Solution

The fourth proportional to 64,305.38, 96,472.65 and 22,752.38 is: 34,133.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.38 : 96,472.65 = 22,752.38 : x
  2. Step 2: Convert to fraction form
    64,305.38/96,472.65 = 22,752.38/x
  3. Step 3: Cross multiply
    64,305.38x = 96,472.65 × 22,752.38
  4. Step 4: Simplify right side
    64,305.38x = 2,194,981,910.04
  5. Step 5: Solve for x
    x = 2,194,981,910.04/64,305.38
  6. Step 6: Final answer
    x = 34,133.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.