Home / 179,708.85-247,989.38-108,074.97

Finding the Fourth Proportional to 179,708.85, 247,989.38 and 108,074.97

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Solution

The fourth proportional to 179,708.85, 247,989.38 and 108,074.97 is: 149,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,708.85 : 247,989.38 = 108,074.97 : x
  2. Step 2: Convert to fraction form
    179,708.85/247,989.38 = 108,074.97/x
  3. Step 3: Cross multiply
    179,708.85x = 247,989.38 × 108,074.97
  4. Step 4: Simplify right side
    179,708.85x = 26,801,444,263.44
  5. Step 5: Solve for x
    x = 26,801,444,263.44/179,708.85
  6. Step 6: Final answer
    x = 149,138.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.