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Finding the Fourth Proportional to 253,164.27, 379,522.92 and 95,503.44

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Solution

The fourth proportional to 253,164.27, 379,522.92 and 95,503.44 is: 143,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,164.27 : 379,522.92 = 95,503.44 : x
  2. Step 2: Convert to fraction form
    253,164.27/379,522.92 = 95,503.44/x
  3. Step 3: Cross multiply
    253,164.27x = 379,522.92 × 95,503.44
  4. Step 4: Simplify right side
    253,164.27x = 36,245,744,418.84
  5. Step 5: Solve for x
    x = 36,245,744,418.84/253,164.27
  6. Step 6: Final answer
    x = 143,170.85

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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.