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Finding the Third Proportional to 70,249 and 150,374

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Solution

The third proportional to 70,249 and 150,374 is: 321,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,249 : 150,374 = 150,374 : x
  2. Step 2: Convert to fraction form
    70,249/150,374 = 150,374/x
  3. Step 3: Cross multiply
    70,249x = 150,374 × 150,374
  4. Step 4: Simplify right side
    70,249x = 22,612,339,876
  5. Step 5: Solve for x
    x = 22,612,339,876/70,249
  6. Step 6: Final answer
    x = 321,888.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.