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Finding the Third Proportional to 134,953 and 192,243

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Solution

The third proportional to 134,953 and 192,243 is: 273,853.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,953 : 192,243 = 192,243 : x
  2. Step 2: Convert to fraction form
    134,953/192,243 = 192,243/x
  3. Step 3: Cross multiply
    134,953x = 192,243 × 192,243
  4. Step 4: Simplify right side
    134,953x = 36,957,371,049
  5. Step 5: Solve for x
    x = 36,957,371,049/134,953
  6. Step 6: Final answer
    x = 273,853.65

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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.