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Finding the Fourth Proportional to 275,641.97, 413,200.52 and 88,522.25

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Solution

The fourth proportional to 275,641.97, 413,200.52 and 88,522.25 is: 132,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,641.97 : 413,200.52 = 88,522.25 : x
  2. Step 2: Convert to fraction form
    275,641.97/413,200.52 = 88,522.25/x
  3. Step 3: Cross multiply
    275,641.97x = 413,200.52 × 88,522.25
  4. Step 4: Simplify right side
    275,641.97x = 36,577,439,288.96
  5. Step 5: Solve for x
    x = 36,577,439,288.96/275,641.97
  6. Step 6: Final answer
    x = 132,699.09

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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.