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Finding the Third Proportional to 131,806 and 204,263

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Solution

The third proportional to 131,806 and 204,263 is: 316,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,806 : 204,263 = 204,263 : x
  2. Step 2: Convert to fraction form
    131,806/204,263 = 204,263/x
  3. Step 3: Cross multiply
    131,806x = 204,263 × 204,263
  4. Step 4: Simplify right side
    131,806x = 41,723,373,169
  5. Step 5: Solve for x
    x = 41,723,373,169/131,806
  6. Step 6: Final answer
    x = 316,551.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.