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Finding the Fourth Proportional to 63,754.86, 95,631.12 and 22,200.78

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Solution

The fourth proportional to 63,754.86, 95,631.12 and 22,200.78 is: 33,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,754.86 : 95,631.12 = 22,200.78 : x
  2. Step 2: Convert to fraction form
    63,754.86/95,631.12 = 22,200.78/x
  3. Step 3: Cross multiply
    63,754.86x = 95,631.12 × 22,200.78
  4. Step 4: Simplify right side
    63,754.86x = 2,123,085,456.27
  5. Step 5: Solve for x
    x = 2,123,085,456.27/63,754.86
  6. Step 6: Final answer
    x = 33,300.76

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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.