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Finding the Third Proportional to 85,560.19 and 133,007.25

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Solution

The third proportional to 85,560.19 and 133,007.25 is: 206,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,560.19 : 133,007.25 = 133,007.25 : x
  2. Step 2: Convert to fraction form
    85,560.19/133,007.25 = 133,007.25/x
  3. Step 3: Cross multiply
    85,560.19x = 133,007.25 × 133,007.25
  4. Step 4: Simplify right side
    85,560.19x = 17,690,928,552.56
  5. Step 5: Solve for x
    x = 17,690,928,552.56/85,560.19
  6. Step 6: Final answer
    x = 206,765.89

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.