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Finding the Third Proportional to 75,086 and 159,736

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Solution

The third proportional to 75,086 and 159,736 is: 339,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,086 : 159,736 = 159,736 : x
  2. Step 2: Convert to fraction form
    75,086/159,736 = 159,736/x
  3. Step 3: Cross multiply
    75,086x = 159,736 × 159,736
  4. Step 4: Simplify right side
    75,086x = 25,515,589,696
  5. Step 5: Solve for x
    x = 25,515,589,696/75,086
  6. Step 6: Final answer
    x = 339,818.20

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.