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Finding the Fourth Proportional to 83,491.66, 125,232.62 and 27,368.38

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Solution

The fourth proportional to 83,491.66, 125,232.62 and 27,368.38 is: 41,050.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,491.66 : 125,232.62 = 27,368.38 : x
  2. Step 2: Convert to fraction form
    83,491.66/125,232.62 = 27,368.38/x
  3. Step 3: Cross multiply
    83,491.66x = 125,232.62 × 27,368.38
  4. Step 4: Simplify right side
    83,491.66x = 3,427,413,932.56
  5. Step 5: Solve for x
    x = 3,427,413,932.56/83,491.66
  6. Step 6: Final answer
    x = 41,050.97

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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.