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Finding the Third Proportional to 77,624 and 167,612

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Solution

The third proportional to 77,624 and 167,612 is: 361,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,624 : 167,612 = 167,612 : x
  2. Step 2: Convert to fraction form
    77,624/167,612 = 167,612/x
  3. Step 3: Cross multiply
    77,624x = 167,612 × 167,612
  4. Step 4: Simplify right side
    77,624x = 28,093,782,544
  5. Step 5: Solve for x
    x = 28,093,782,544/77,624
  6. Step 6: Final answer
    x = 361,921.35

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.