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Finding the Third Proportional to 29,282 and 64,394

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Solution

The third proportional to 29,282 and 64,394 is: 141,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,282 : 64,394 = 64,394 : x
  2. Step 2: Convert to fraction form
    29,282/64,394 = 64,394/x
  3. Step 3: Cross multiply
    29,282x = 64,394 × 64,394
  4. Step 4: Simplify right side
    29,282x = 4,146,587,236
  5. Step 5: Solve for x
    x = 4,146,587,236/29,282
  6. Step 6: Final answer
    x = 141,608.74

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.