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Finding the Fourth Proportional to 88,793.78, 133,251.15 and 47,269.94

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Solution

The fourth proportional to 88,793.78, 133,251.15 and 47,269.94 is: 70,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,793.78 : 133,251.15 = 47,269.94 : x
  2. Step 2: Convert to fraction form
    88,793.78/133,251.15 = 47,269.94/x
  3. Step 3: Cross multiply
    88,793.78x = 133,251.15 × 47,269.94
  4. Step 4: Simplify right side
    88,793.78x = 6,298,773,865.43
  5. Step 5: Solve for x
    x = 6,298,773,865.43/88,793.78
  6. Step 6: Final answer
    x = 70,937.11

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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.