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Finding the Third Proportional to 28,348.25 and 61,877.25

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Solution

The third proportional to 28,348.25 and 61,877.25 is: 135,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,348.25 : 61,877.25 = 61,877.25 : x
  2. Step 2: Convert to fraction form
    28,348.25/61,877.25 = 61,877.25/x
  3. Step 3: Cross multiply
    28,348.25x = 61,877.25 × 61,877.25
  4. Step 4: Simplify right side
    28,348.25x = 3,828,794,067.56
  5. Step 5: Solve for x
    x = 3,828,794,067.56/28,348.25
  6. Step 6: Final answer
    x = 135,062.80

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.