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Finding the Third Proportional to 108,753 and 220,563

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Solution

The third proportional to 108,753 and 220,563 is: 447,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,753 : 220,563 = 220,563 : x
  2. Step 2: Convert to fraction form
    108,753/220,563 = 220,563/x
  3. Step 3: Cross multiply
    108,753x = 220,563 × 220,563
  4. Step 4: Simplify right side
    108,753x = 48,648,036,969
  5. Step 5: Solve for x
    x = 48,648,036,969/108,753
  6. Step 6: Final answer
    x = 447,325.93

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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.