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Finding the Third Proportional to 90,209.25 and 195,795

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Solution

The third proportional to 90,209.25 and 195,795 is: 424,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,209.25 : 195,795 = 195,795 : x
  2. Step 2: Convert to fraction form
    90,209.25/195,795 = 195,795/x
  3. Step 3: Cross multiply
    90,209.25x = 195,795 × 195,795
  4. Step 4: Simplify right side
    90,209.25x = 38,335,682,025
  5. Step 5: Solve for x
    x = 38,335,682,025/90,209.25
  6. Step 6: Final answer
    x = 424,963.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.