Home / 188,979.20-260,791.31-104,096.26

Finding the Fourth Proportional to 188,979.20, 260,791.31 and 104,096.26

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Solution

The fourth proportional to 188,979.20, 260,791.31 and 104,096.26 is: 143,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,979.20 : 260,791.31 = 104,096.26 : x
  2. Step 2: Convert to fraction form
    188,979.20/260,791.31 = 104,096.26/x
  3. Step 3: Cross multiply
    188,979.20x = 260,791.31 × 104,096.26
  4. Step 4: Simplify right side
    188,979.20x = 27,147,400,597.73
  5. Step 5: Solve for x
    x = 27,147,400,597.73/188,979.20
  6. Step 6: Final answer
    x = 143,652.85

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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.