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Finding the Third Proportional to 136,797 and 204,645

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Solution

The third proportional to 136,797 and 204,645 is: 306,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,797 : 204,645 = 204,645 : x
  2. Step 2: Convert to fraction form
    136,797/204,645 = 204,645/x
  3. Step 3: Cross multiply
    136,797x = 204,645 × 204,645
  4. Step 4: Simplify right side
    136,797x = 41,879,576,025
  5. Step 5: Solve for x
    x = 41,879,576,025/136,797
  6. Step 6: Final answer
    x = 306,143.97

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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.