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Finding the Third Proportional to 107,412 and 230,376

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Solution

The third proportional to 107,412 and 230,376 is: 494,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,412 : 230,376 = 230,376 : x
  2. Step 2: Convert to fraction form
    107,412/230,376 = 230,376/x
  3. Step 3: Cross multiply
    107,412x = 230,376 × 230,376
  4. Step 4: Simplify right side
    107,412x = 53,073,101,376
  5. Step 5: Solve for x
    x = 53,073,101,376/107,412
  6. Step 6: Final answer
    x = 494,107.75

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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.