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Finding the Third Proportional to 107,432 and 234,121

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Solution

The third proportional to 107,432 and 234,121 is: 510,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,432 : 234,121 = 234,121 : x
  2. Step 2: Convert to fraction form
    107,432/234,121 = 234,121/x
  3. Step 3: Cross multiply
    107,432x = 234,121 × 234,121
  4. Step 4: Simplify right side
    107,432x = 54,812,642,641
  5. Step 5: Solve for x
    x = 54,812,642,641/107,432
  6. Step 6: Final answer
    x = 510,207.78

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.