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Finding the Third Proportional to 67,448.87 and 148,474.66

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Solution

The third proportional to 67,448.87 and 148,474.66 is: 326,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,448.87 : 148,474.66 = 148,474.66 : x
  2. Step 2: Convert to fraction form
    67,448.87/148,474.66 = 148,474.66/x
  3. Step 3: Cross multiply
    67,448.87x = 148,474.66 × 148,474.66
  4. Step 4: Simplify right side
    67,448.87x = 22,044,724,998.50
  5. Step 5: Solve for x
    x = 22,044,724,998.50/67,448.87
  6. Step 6: Final answer
    x = 326,836.07

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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.