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Finding the Third Proportional to 192,153 and 273,725

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Solution

The third proportional to 192,153 and 273,725 is: 389,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,153 : 273,725 = 273,725 : x
  2. Step 2: Convert to fraction form
    192,153/273,725 = 273,725/x
  3. Step 3: Cross multiply
    192,153x = 273,725 × 273,725
  4. Step 4: Simplify right side
    192,153x = 74,925,375,625
  5. Step 5: Solve for x
    x = 74,925,375,625/192,153
  6. Step 6: Final answer
    x = 389,925.61

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.