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Finding the Fourth Proportional to 92,571, 138,862.98 and 37,167

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Solution

The fourth proportional to 92,571, 138,862.98 and 37,167 is: 55,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,571 : 138,862.98 = 37,167 : x
  2. Step 2: Convert to fraction form
    92,571/138,862.98 = 37,167/x
  3. Step 3: Cross multiply
    92,571x = 138,862.98 × 37,167
  4. Step 4: Simplify right side
    92,571x = 5,161,120,377.66
  5. Step 5: Solve for x
    x = 5,161,120,377.66/92,571
  6. Step 6: Final answer
    x = 55,753.10

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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.