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Finding the Fourth Proportional to 79,592.80, 119,348.11 and 23,425.61

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Solution

The fourth proportional to 79,592.80, 119,348.11 and 23,425.61 is: 35,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,592.80 : 119,348.11 = 23,425.61 : x
  2. Step 2: Convert to fraction form
    79,592.80/119,348.11 = 23,425.61/x
  3. Step 3: Cross multiply
    79,592.80x = 119,348.11 × 23,425.61
  4. Step 4: Simplify right side
    79,592.80x = 2,795,802,279.10
  5. Step 5: Solve for x
    x = 2,795,802,279.10/79,592.80
  6. Step 6: Final answer
    x = 35,126.32

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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.