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Finding the Third Proportional to 163,912 and 250,244

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Solution

The third proportional to 163,912 and 250,244 is: 382,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,912 : 250,244 = 250,244 : x
  2. Step 2: Convert to fraction form
    163,912/250,244 = 250,244/x
  3. Step 3: Cross multiply
    163,912x = 250,244 × 250,244
  4. Step 4: Simplify right side
    163,912x = 62,622,059,536
  5. Step 5: Solve for x
    x = 62,622,059,536/163,912
  6. Step 6: Final answer
    x = 382,046.83

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.