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Finding the Third Proportional to 55,566 and 80,325

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Solution

The third proportional to 55,566 and 80,325 is: 116,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566 : 80,325 = 80,325 : x
  2. Step 2: Convert to fraction form
    55,566/80,325 = 80,325/x
  3. Step 3: Cross multiply
    55,566x = 80,325 × 80,325
  4. Step 4: Simplify right side
    55,566x = 6,452,105,625
  5. Step 5: Solve for x
    x = 6,452,105,625/55,566
  6. Step 6: Final answer
    x = 116,116.07

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.