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Finding the Third Proportional to 80,248 and 124,196

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Solution

The third proportional to 80,248 and 124,196 is: 192,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,248 : 124,196 = 124,196 : x
  2. Step 2: Convert to fraction form
    80,248/124,196 = 124,196/x
  3. Step 3: Cross multiply
    80,248x = 124,196 × 124,196
  4. Step 4: Simplify right side
    80,248x = 15,424,646,416
  5. Step 5: Solve for x
    x = 15,424,646,416/80,248
  6. Step 6: Final answer
    x = 192,212.22

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.