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Finding the Fourth Proportional to 83,209, 124,788.87 and 24,045.22

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Solution

The fourth proportional to 83,209, 124,788.87 and 24,045.22 is: 36,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,209 : 124,788.87 = 24,045.22 : x
  2. Step 2: Convert to fraction form
    83,209/124,788.87 = 24,045.22/x
  3. Step 3: Cross multiply
    83,209x = 124,788.87 × 24,045.22
  4. Step 4: Simplify right side
    83,209x = 3,000,575,832.70
  5. Step 5: Solve for x
    x = 3,000,575,832.70/83,209
  6. Step 6: Final answer
    x = 36,060.71

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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.