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Finding the Fourth Proportional to 253,002.97, 379,559.10 and 95,230.96

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Solution

The fourth proportional to 253,002.97, 379,559.10 and 95,230.96 is: 142,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,002.97 : 379,559.10 = 95,230.96 : x
  2. Step 2: Convert to fraction form
    253,002.97/379,559.10 = 95,230.96/x
  3. Step 3: Cross multiply
    253,002.97x = 379,559.10 × 95,230.96
  4. Step 4: Simplify right side
    253,002.97x = 36,145,777,469.74
  5. Step 5: Solve for x
    x = 36,145,777,469.74/253,002.97
  6. Step 6: Final answer
    x = 142,867.01

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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.