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Finding the Third Proportional to 131,278.44 and 267,372.25

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Solution

The third proportional to 131,278.44 and 267,372.25 is: 544,551.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,278.44 : 267,372.25 = 267,372.25 : x
  2. Step 2: Convert to fraction form
    131,278.44/267,372.25 = 267,372.25/x
  3. Step 3: Cross multiply
    131,278.44x = 267,372.25 × 267,372.25
  4. Step 4: Simplify right side
    131,278.44x = 71,487,920,070.06
  5. Step 5: Solve for x
    x = 71,487,920,070.06/131,278.44
  6. Step 6: Final answer
    x = 544,551.88

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.