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Finding the Fourth Proportional to 104,494.38, 156,747.49 and 33,423.26

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Solution

The fourth proportional to 104,494.38, 156,747.49 and 33,423.26 is: 50,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,494.38 : 156,747.49 = 33,423.26 : x
  2. Step 2: Convert to fraction form
    104,494.38/156,747.49 = 33,423.26/x
  3. Step 3: Cross multiply
    104,494.38x = 156,747.49 × 33,423.26
  4. Step 4: Simplify right side
    104,494.38x = 5,239,011,245.32
  5. Step 5: Solve for x
    x = 5,239,011,245.32/104,494.38
  6. Step 6: Final answer
    x = 50,136.78

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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.