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Finding the Third Proportional to 25,322 and 54,534

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Solution

The third proportional to 25,322 and 54,534 is: 117,445.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,322 : 54,534 = 54,534 : x
  2. Step 2: Convert to fraction form
    25,322/54,534 = 54,534/x
  3. Step 3: Cross multiply
    25,322x = 54,534 × 54,534
  4. Step 4: Simplify right side
    25,322x = 2,973,957,156
  5. Step 5: Solve for x
    x = 2,973,957,156/25,322
  6. Step 6: Final answer
    x = 117,445.59

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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.