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Finding the Third Proportional to 41,708 and 91,931

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Solution

The third proportional to 41,708 and 91,931 is: 202,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,708 : 91,931 = 91,931 : x
  2. Step 2: Convert to fraction form
    41,708/91,931 = 91,931/x
  3. Step 3: Cross multiply
    41,708x = 91,931 × 91,931
  4. Step 4: Simplify right side
    41,708x = 8,451,308,761
  5. Step 5: Solve for x
    x = 8,451,308,761/41,708
  6. Step 6: Final answer
    x = 202,630.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.