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Finding the Third Proportional to 67,888.13 and 149,148.84

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Solution

The third proportional to 67,888.13 and 149,148.84 is: 327,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,888.13 : 149,148.84 = 149,148.84 : x
  2. Step 2: Convert to fraction form
    67,888.13/149,148.84 = 149,148.84/x
  3. Step 3: Cross multiply
    67,888.13x = 149,148.84 × 149,148.84
  4. Step 4: Simplify right side
    67,888.13x = 22,245,377,591.96
  5. Step 5: Solve for x
    x = 22,245,377,591.96/67,888.13
  6. Step 6: Final answer
    x = 327,677.01

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.