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Finding the Third Proportional to 25,392 and 54,608

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Solution

The third proportional to 25,392 and 54,608 is: 117,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392 : 54,608 = 54,608 : x
  2. Step 2: Convert to fraction form
    25,392/54,608 = 54,608/x
  3. Step 3: Cross multiply
    25,392x = 54,608 × 54,608
  4. Step 4: Simplify right side
    25,392x = 2,982,033,664
  5. Step 5: Solve for x
    x = 2,982,033,664/25,392
  6. Step 6: Final answer
    x = 117,439.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.