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Finding the Third Proportional to 43,932 and 66,932

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Solution

The third proportional to 43,932 and 66,932 is: 101,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,932 : 66,932 = 66,932 : x
  2. Step 2: Convert to fraction form
    43,932/66,932 = 66,932/x
  3. Step 3: Cross multiply
    43,932x = 66,932 × 66,932
  4. Step 4: Simplify right side
    43,932x = 4,479,892,624
  5. Step 5: Solve for x
    x = 4,479,892,624/43,932
  6. Step 6: Final answer
    x = 101,973.34

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.