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Finding the Fourth Proportional to 79,794.17, 119,708.85 and 23,638.70

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Solution

The fourth proportional to 79,794.17, 119,708.85 and 23,638.70 is: 35,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,794.17 : 119,708.85 = 23,638.70 : x
  2. Step 2: Convert to fraction form
    79,794.17/119,708.85 = 23,638.70/x
  3. Step 3: Cross multiply
    79,794.17x = 119,708.85 × 23,638.70
  4. Step 4: Simplify right side
    79,794.17x = 2,829,761,592.50
  5. Step 5: Solve for x
    x = 2,829,761,592.50/79,794.17
  6. Step 6: Final answer
    x = 35,463.26

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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.