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Finding the Third Proportional to 28,630.13 and 61,498.13

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Solution

The third proportional to 28,630.13 and 61,498.13 is: 132,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,630.13 : 61,498.13 = 61,498.13 : x
  2. Step 2: Convert to fraction form
    28,630.13/61,498.13 = 61,498.13/x
  3. Step 3: Cross multiply
    28,630.13x = 61,498.13 × 61,498.13
  4. Step 4: Simplify right side
    28,630.13x = 3,782,019,378.52
  5. Step 5: Solve for x
    x = 3,782,019,378.52/28,630.13
  6. Step 6: Final answer
    x = 132,099.30

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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.