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Finding the Third Proportional to 88,908 and 209,862

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Solution

The third proportional to 88,908 and 209,862 is: 495,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,908 : 209,862 = 209,862 : x
  2. Step 2: Convert to fraction form
    88,908/209,862 = 209,862/x
  3. Step 3: Cross multiply
    88,908x = 209,862 × 209,862
  4. Step 4: Simplify right side
    88,908x = 44,042,059,044
  5. Step 5: Solve for x
    x = 44,042,059,044/88,908
  6. Step 6: Final answer
    x = 495,366.66

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.