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Finding the Third Proportional to 36,043.73 and 79,104.09

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Solution

The third proportional to 36,043.73 and 79,104.09 is: 173,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,043.73 : 79,104.09 = 79,104.09 : x
  2. Step 2: Convert to fraction form
    36,043.73/79,104.09 = 79,104.09/x
  3. Step 3: Cross multiply
    36,043.73x = 79,104.09 × 79,104.09
  4. Step 4: Simplify right side
    36,043.73x = 6,257,457,648.01
  5. Step 5: Solve for x
    x = 6,257,457,648.01/36,043.73
  6. Step 6: Final answer
    x = 173,607.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.