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Finding the Fourth Proportional to 104,567.77, 156,851.31 and 29,687.96

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Solution

The fourth proportional to 104,567.77, 156,851.31 and 29,687.96 is: 44,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,567.77 : 156,851.31 = 29,687.96 : x
  2. Step 2: Convert to fraction form
    104,567.77/156,851.31 = 29,687.96/x
  3. Step 3: Cross multiply
    104,567.77x = 156,851.31 × 29,687.96
  4. Step 4: Simplify right side
    104,567.77x = 4,656,595,920.69
  5. Step 5: Solve for x
    x = 4,656,595,920.69/104,567.77
  6. Step 6: Final answer
    x = 44,531.85

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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.