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Finding the Third Proportional to 105,248 and 225,424

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Solution

The third proportional to 105,248 and 225,424 is: 482,821.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,248 : 225,424 = 225,424 : x
  2. Step 2: Convert to fraction form
    105,248/225,424 = 225,424/x
  3. Step 3: Cross multiply
    105,248x = 225,424 × 225,424
  4. Step 4: Simplify right side
    105,248x = 50,815,979,776
  5. Step 5: Solve for x
    x = 50,815,979,776/105,248
  6. Step 6: Final answer
    x = 482,821.33

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.