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Finding the Third Proportional to 41,564 and 91,129

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Solution

The third proportional to 41,564 and 91,129 is: 199,800.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,564 : 91,129 = 91,129 : x
  2. Step 2: Convert to fraction form
    41,564/91,129 = 91,129/x
  3. Step 3: Cross multiply
    41,564x = 91,129 × 91,129
  4. Step 4: Simplify right side
    41,564x = 8,304,494,641
  5. Step 5: Solve for x
    x = 8,304,494,641/41,564
  6. Step 6: Final answer
    x = 199,800.18

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.