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Finding the Third Proportional to 125,556 and 186,161

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Solution

The third proportional to 125,556 and 186,161 is: 276,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,556 : 186,161 = 186,161 : x
  2. Step 2: Convert to fraction form
    125,556/186,161 = 186,161/x
  3. Step 3: Cross multiply
    125,556x = 186,161 × 186,161
  4. Step 4: Simplify right side
    125,556x = 34,655,917,921
  5. Step 5: Solve for x
    x = 34,655,917,921/125,556
  6. Step 6: Final answer
    x = 276,019.61

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.