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Finding the Third Proportional to 66,192 and 92,592

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Solution

The third proportional to 66,192 and 92,592 is: 129,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,192 : 92,592 = 92,592 : x
  2. Step 2: Convert to fraction form
    66,192/92,592 = 92,592/x
  3. Step 3: Cross multiply
    66,192x = 92,592 × 92,592
  4. Step 4: Simplify right side
    66,192x = 8,573,278,464
  5. Step 5: Solve for x
    x = 8,573,278,464/66,192
  6. Step 6: Final answer
    x = 129,521.37

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.