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Finding the Third Proportional to 25,654 and 61,138

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Solution

The third proportional to 25,654 and 61,138 is: 145,702.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654 : 61,138 = 61,138 : x
  2. Step 2: Convert to fraction form
    25,654/61,138 = 61,138/x
  3. Step 3: Cross multiply
    25,654x = 61,138 × 61,138
  4. Step 4: Simplify right side
    25,654x = 3,737,855,044
  5. Step 5: Solve for x
    x = 3,737,855,044/25,654
  6. Step 6: Final answer
    x = 145,702.62

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Why These Related Problems?

These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.