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Finding the Fourth Proportional to 104,099.92, 156,151.15 and 36,633.96

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Solution

The fourth proportional to 104,099.92, 156,151.15 and 36,633.96 is: 54,951.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,099.92 : 156,151.15 = 36,633.96 : x
  2. Step 2: Convert to fraction form
    104,099.92/156,151.15 = 36,633.96/x
  3. Step 3: Cross multiply
    104,099.92x = 156,151.15 × 36,633.96
  4. Step 4: Simplify right side
    104,099.92x = 5,720,434,983.05
  5. Step 5: Solve for x
    x = 5,720,434,983.05/104,099.92
  6. Step 6: Final answer
    x = 54,951.39

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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.