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Finding the Fourth Proportional to 71,084.57, 106,591.10 and 23,682.87

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Solution

The fourth proportional to 71,084.57, 106,591.10 and 23,682.87 is: 35,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084.57 : 106,591.10 = 23,682.87 : x
  2. Step 2: Convert to fraction form
    71,084.57/106,591.10 = 23,682.87/x
  3. Step 3: Cross multiply
    71,084.57x = 106,591.10 × 23,682.87
  4. Step 4: Simplify right side
    71,084.57x = 2,524,383,046.04
  5. Step 5: Solve for x
    x = 2,524,383,046.04/71,084.57
  6. Step 6: Final answer
    x = 35,512.39

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1.5x scale

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.