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Finding the Fourth Proportional to 88,765.34, 133,102.10 and 32,591.03

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Solution

The fourth proportional to 88,765.34, 133,102.10 and 32,591.03 is: 48,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,765.34 : 133,102.10 = 32,591.03 : x
  2. Step 2: Convert to fraction form
    88,765.34/133,102.10 = 32,591.03/x
  3. Step 3: Cross multiply
    88,765.34x = 133,102.10 × 32,591.03
  4. Step 4: Simplify right side
    88,765.34x = 4,337,933,705.70
  5. Step 5: Solve for x
    x = 4,337,933,705.70/88,765.34
  6. Step 6: Final answer
    x = 48,869.68

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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.