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Finding the Third Proportional to 100,849 and 133,777

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Solution

The third proportional to 100,849 and 133,777 is: 177,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,849 : 133,777 = 133,777 : x
  2. Step 2: Convert to fraction form
    100,849/133,777 = 133,777/x
  3. Step 3: Cross multiply
    100,849x = 133,777 × 133,777
  4. Step 4: Simplify right side
    100,849x = 17,896,285,729
  5. Step 5: Solve for x
    x = 17,896,285,729/100,849
  6. Step 6: Final answer
    x = 177,456.25

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.