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Finding the Third Proportional to 66,704 and 111,192

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Solution

The third proportional to 66,704 and 111,192 is: 185,351.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,704 : 111,192 = 111,192 : x
  2. Step 2: Convert to fraction form
    66,704/111,192 = 111,192/x
  3. Step 3: Cross multiply
    66,704x = 111,192 × 111,192
  4. Step 4: Simplify right side
    66,704x = 12,363,660,864
  5. Step 5: Solve for x
    x = 12,363,660,864/66,704
  6. Step 6: Final answer
    x = 185,351.12

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.