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Finding the Fourth Proportional to 104,614.26, 156,943.62 and 29,757.30

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Solution

The fourth proportional to 104,614.26, 156,943.62 and 29,757.30 is: 44,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,614.26 : 156,943.62 = 29,757.30 : x
  2. Step 2: Convert to fraction form
    104,614.26/156,943.62 = 29,757.30/x
  3. Step 3: Cross multiply
    104,614.26x = 156,943.62 × 29,757.30
  4. Step 4: Simplify right side
    104,614.26x = 4,670,218,383.43
  5. Step 5: Solve for x
    x = 4,670,218,383.43/104,614.26
  6. Step 6: Final answer
    x = 44,642.27

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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.