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Finding the Fourth Proportional to 63,655.04, 95,449.76 and 28,564.62

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Solution

The fourth proportional to 63,655.04, 95,449.76 and 28,564.62 is: 42,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,655.04 : 95,449.76 = 28,564.62 : x
  2. Step 2: Convert to fraction form
    63,655.04/95,449.76 = 28,564.62/x
  3. Step 3: Cross multiply
    63,655.04x = 95,449.76 × 28,564.62
  4. Step 4: Simplify right side
    63,655.04x = 2,726,486,123.49
  5. Step 5: Solve for x
    x = 2,726,486,123.49/63,655.04
  6. Step 6: Final answer
    x = 42,832.21

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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.