Home / 179,911.95-269,729.19-67,589.79

Finding the Fourth Proportional to 179,911.95, 269,729.19 and 67,589.79

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Solution

The fourth proportional to 179,911.95, 269,729.19 and 67,589.79 is: 101,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,911.95 : 269,729.19 = 67,589.79 : x
  2. Step 2: Convert to fraction form
    179,911.95/269,729.19 = 67,589.79/x
  3. Step 3: Cross multiply
    179,911.95x = 269,729.19 × 67,589.79
  4. Step 4: Simplify right side
    179,911.95x = 18,230,939,308.97
  5. Step 5: Solve for x
    x = 18,230,939,308.97/179,911.95
  6. Step 6: Final answer
    x = 101,332.56

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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.