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Finding the Third Proportional to 62,515 and 134,806

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Solution

The third proportional to 62,515 and 134,806 is: 290,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515 : 134,806 = 134,806 : x
  2. Step 2: Convert to fraction form
    62,515/134,806 = 134,806/x
  3. Step 3: Cross multiply
    62,515x = 134,806 × 134,806
  4. Step 4: Simplify right side
    62,515x = 18,172,657,636
  5. Step 5: Solve for x
    x = 18,172,657,636/62,515
  6. Step 6: Final answer
    x = 290,692.76

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.