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Finding the Third Proportional to 33,050 and 68,836

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Solution

The third proportional to 33,050 and 68,836 is: 143,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,050 : 68,836 = 68,836 : x
  2. Step 2: Convert to fraction form
    33,050/68,836 = 68,836/x
  3. Step 3: Cross multiply
    33,050x = 68,836 × 68,836
  4. Step 4: Simplify right side
    33,050x = 4,738,394,896
  5. Step 5: Solve for x
    x = 4,738,394,896/33,050
  6. Step 6: Final answer
    x = 143,370.50

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.