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Finding the Third Proportional to 33,375 and 67,671

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Solution

The third proportional to 33,375 and 67,671 is: 137,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,375 : 67,671 = 67,671 : x
  2. Step 2: Convert to fraction form
    33,375/67,671 = 67,671/x
  3. Step 3: Cross multiply
    33,375x = 67,671 × 67,671
  4. Step 4: Simplify right side
    33,375x = 4,579,364,241
  5. Step 5: Solve for x
    x = 4,579,364,241/33,375
  6. Step 6: Final answer
    x = 137,209.42

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.