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Finding the Third Proportional to 41,395 and 64,081

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Solution

The third proportional to 41,395 and 64,081 is: 99,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,395 : 64,081 = 64,081 : x
  2. Step 2: Convert to fraction form
    41,395/64,081 = 64,081/x
  3. Step 3: Cross multiply
    41,395x = 64,081 × 64,081
  4. Step 4: Simplify right side
    41,395x = 4,106,374,561
  5. Step 5: Solve for x
    x = 4,106,374,561/41,395
  6. Step 6: Final answer
    x = 99,199.77

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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.