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Finding the Third Proportional to 28,945 and 62,625

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Solution

The third proportional to 28,945 and 62,625 is: 135,494.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,945 : 62,625 = 62,625 : x
  2. Step 2: Convert to fraction form
    28,945/62,625 = 62,625/x
  3. Step 3: Cross multiply
    28,945x = 62,625 × 62,625
  4. Step 4: Simplify right side
    28,945x = 3,921,890,625
  5. Step 5: Solve for x
    x = 3,921,890,625/28,945
  6. Step 6: Final answer
    x = 135,494.58

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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.