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Finding the Third Proportional to 83,652.75 and 130,126.50

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Solution

The third proportional to 83,652.75 and 130,126.50 is: 202,419

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,652.75 : 130,126.50 = 130,126.50 : x
  2. Step 2: Convert to fraction form
    83,652.75/130,126.50 = 130,126.50/x
  3. Step 3: Cross multiply
    83,652.75x = 130,126.50 × 130,126.50
  4. Step 4: Simplify right side
    83,652.75x = 16,932,906,002.25
  5. Step 5: Solve for x
    x = 16,932,906,002.25/83,652.75
  6. Step 6: Final answer
    x = 202,419

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.