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Finding the Third Proportional to 136,868 and 204,749

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Solution

The third proportional to 136,868 and 204,749 is: 306,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,868 : 204,749 = 204,749 : x
  2. Step 2: Convert to fraction form
    136,868/204,749 = 204,749/x
  3. Step 3: Cross multiply
    136,868x = 204,749 × 204,749
  4. Step 4: Simplify right side
    136,868x = 41,922,153,001
  5. Step 5: Solve for x
    x = 41,922,153,001/136,868
  6. Step 6: Final answer
    x = 306,296.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.