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Finding the Fourth Proportional to 92,277.46, 138,366.96 and 47,793.88

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Solution

The fourth proportional to 92,277.46, 138,366.96 and 47,793.88 is: 71,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,277.46 : 138,366.96 = 47,793.88 : x
  2. Step 2: Convert to fraction form
    92,277.46/138,366.96 = 47,793.88/x
  3. Step 3: Cross multiply
    92,277.46x = 138,366.96 × 47,793.88
  4. Step 4: Simplify right side
    92,277.46x = 6,613,093,882.20
  5. Step 5: Solve for x
    x = 6,613,093,882.20/92,277.46
  6. Step 6: Final answer
    x = 71,665.32

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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.