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Finding the Third Proportional to 52,179 and 79,266

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Solution

The third proportional to 52,179 and 79,266 is: 120,414.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,179 : 79,266 = 79,266 : x
  2. Step 2: Convert to fraction form
    52,179/79,266 = 79,266/x
  3. Step 3: Cross multiply
    52,179x = 79,266 × 79,266
  4. Step 4: Simplify right side
    52,179x = 6,283,098,756
  5. Step 5: Solve for x
    x = 6,283,098,756/52,179
  6. Step 6: Final answer
    x = 120,414.32

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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.