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Finding the Third Proportional to 136,105 and 200,269

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Solution

The third proportional to 136,105 and 200,269 is: 294,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,105 : 200,269 = 200,269 : x
  2. Step 2: Convert to fraction form
    136,105/200,269 = 200,269/x
  3. Step 3: Cross multiply
    136,105x = 200,269 × 200,269
  4. Step 4: Simplify right side
    136,105x = 40,107,672,361
  5. Step 5: Solve for x
    x = 40,107,672,361/136,105
  6. Step 6: Final answer
    x = 294,681.84

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.