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Finding the Third Proportional to 163,906 and 244,811

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Solution

The third proportional to 163,906 and 244,811 is: 365,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,906 : 244,811 = 244,811 : x
  2. Step 2: Convert to fraction form
    163,906/244,811 = 244,811/x
  3. Step 3: Cross multiply
    163,906x = 244,811 × 244,811
  4. Step 4: Simplify right side
    163,906x = 59,932,425,721
  5. Step 5: Solve for x
    x = 59,932,425,721/163,906
  6. Step 6: Final answer
    x = 365,651.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.