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Finding the Fourth Proportional to 104,306.74, 156,472.33 and 33,204.47

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Solution

The fourth proportional to 104,306.74, 156,472.33 and 33,204.47 is: 49,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,306.74 : 156,472.33 = 33,204.47 : x
  2. Step 2: Convert to fraction form
    104,306.74/156,472.33 = 33,204.47/x
  3. Step 3: Cross multiply
    104,306.74x = 156,472.33 × 33,204.47
  4. Step 4: Simplify right side
    104,306.74x = 5,195,580,737.71
  5. Step 5: Solve for x
    x = 5,195,580,737.71/104,306.74
  6. Step 6: Final answer
    x = 49,810.59

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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.