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Finding the Third Proportional to 146,540.25 and 220,198.50

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Solution

The third proportional to 146,540.25 and 220,198.50 is: 330,880.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,540.25 : 220,198.50 = 220,198.50 : x
  2. Step 2: Convert to fraction form
    146,540.25/220,198.50 = 220,198.50/x
  3. Step 3: Cross multiply
    146,540.25x = 220,198.50 × 220,198.50
  4. Step 4: Simplify right side
    146,540.25x = 48,487,379,402.25
  5. Step 5: Solve for x
    x = 48,487,379,402.25/146,540.25
  6. Step 6: Final answer
    x = 330,880.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.