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Finding the Fourth Proportional to 83,266.60, 124,871.66 and 27,092.82

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Solution

The fourth proportional to 83,266.60, 124,871.66 and 27,092.82 is: 40,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,266.60 : 124,871.66 = 27,092.82 : x
  2. Step 2: Convert to fraction form
    83,266.60/124,871.66 = 27,092.82/x
  3. Step 3: Cross multiply
    83,266.60x = 124,871.66 × 27,092.82
  4. Step 4: Simplify right side
    83,266.60x = 3,383,125,407.48
  5. Step 5: Solve for x
    x = 3,383,125,407.48/83,266.60
  6. Step 6: Final answer
    x = 40,630.04

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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.