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Finding the Fourth Proportional to 104,248.62, 156,382.11 and 29,369.39

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Solution

The fourth proportional to 104,248.62, 156,382.11 and 29,369.39 is: 44,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,248.62 : 156,382.11 = 29,369.39 : x
  2. Step 2: Convert to fraction form
    104,248.62/156,382.11 = 29,369.39/x
  3. Step 3: Cross multiply
    104,248.62x = 156,382.11 × 29,369.39
  4. Step 4: Simplify right side
    104,248.62x = 4,592,846,395.70
  5. Step 5: Solve for x
    x = 4,592,846,395.70/104,248.62
  6. Step 6: Final answer
    x = 44,056.66

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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.