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Finding the Third Proportional to 87,166.13 and 190,370.25

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Solution

The third proportional to 87,166.13 and 190,370.25 is: 415,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,166.13 : 190,370.25 = 190,370.25 : x
  2. Step 2: Convert to fraction form
    87,166.13/190,370.25 = 190,370.25/x
  3. Step 3: Cross multiply
    87,166.13x = 190,370.25 × 190,370.25
  4. Step 4: Simplify right side
    87,166.13x = 36,240,832,085.06
  5. Step 5: Solve for x
    x = 36,240,832,085.06/87,166.13
  6. Step 6: Final answer
    x = 415,767.39

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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.