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Finding the Fourth Proportional to 180,847.52, 271,215.87 and 125,046.21

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Solution

The fourth proportional to 180,847.52, 271,215.87 and 125,046.21 is: 187,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,847.52 : 271,215.87 = 125,046.21 : x
  2. Step 2: Convert to fraction form
    180,847.52/271,215.87 = 125,046.21/x
  3. Step 3: Cross multiply
    180,847.52x = 271,215.87 × 125,046.21
  4. Step 4: Simplify right side
    180,847.52x = 33,914,517,535.18
  5. Step 5: Solve for x
    x = 33,914,517,535.18/180,847.52
  6. Step 6: Final answer
    x = 187,531.01

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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.