Home / 87,834.50-131,768.40-35,248.14

Finding the Fourth Proportional to 87,834.50, 131,768.40 and 35,248.14

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Solution

The fourth proportional to 87,834.50, 131,768.40 and 35,248.14 is: 52,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,834.50 : 131,768.40 = 35,248.14 : x
  2. Step 2: Convert to fraction form
    87,834.50/131,768.40 = 35,248.14/x
  3. Step 3: Cross multiply
    87,834.50x = 131,768.40 × 35,248.14
  4. Step 4: Simplify right side
    87,834.50x = 4,644,591,010.78
  5. Step 5: Solve for x
    x = 4,644,591,010.78/87,834.50
  6. Step 6: Final answer
    x = 52,878.89

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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.