Home / 179,947.20-269,791.20-101,085.60

Finding the Fourth Proportional to 179,947.20, 269,791.20 and 101,085.60

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Solution

The fourth proportional to 179,947.20, 269,791.20 and 101,085.60 is: 151,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,947.20 : 269,791.20 = 101,085.60 : x
  2. Step 2: Convert to fraction form
    179,947.20/269,791.20 = 101,085.60/x
  3. Step 3: Cross multiply
    179,947.20x = 269,791.20 × 101,085.60
  4. Step 4: Simplify right side
    179,947.20x = 27,272,005,326.72
  5. Step 5: Solve for x
    x = 27,272,005,326.72/179,947.20
  6. Step 6: Final answer
    x = 151,555.60

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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.