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Finding the Third Proportional to 84,682 and 180,612

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Solution

The third proportional to 84,682 and 180,612 is: 385,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,682 : 180,612 = 180,612 : x
  2. Step 2: Convert to fraction form
    84,682/180,612 = 180,612/x
  3. Step 3: Cross multiply
    84,682x = 180,612 × 180,612
  4. Step 4: Simplify right side
    84,682x = 32,620,694,544
  5. Step 5: Solve for x
    x = 32,620,694,544/84,682
  6. Step 6: Final answer
    x = 385,214.03

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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.