Home / 180,716.04-270,778.38-109,422.66

Finding the Fourth Proportional to 180,716.04, 270,778.38 and 109,422.66

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Solution

The fourth proportional to 180,716.04, 270,778.38 and 109,422.66 is: 163,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,716.04 : 270,778.38 = 109,422.66 : x
  2. Step 2: Convert to fraction form
    180,716.04/270,778.38 = 109,422.66/x
  3. Step 3: Cross multiply
    180,716.04x = 270,778.38 × 109,422.66
  4. Step 4: Simplify right side
    180,716.04x = 29,629,290,610.09
  5. Step 5: Solve for x
    x = 29,629,290,610.09/180,716.04
  6. Step 6: Final answer
    x = 163,954.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.