Home / 188,979.25-260,791.38-104,096.31

Finding the Fourth Proportional to 188,979.25, 260,791.38 and 104,096.31

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Solution

The fourth proportional to 188,979.25, 260,791.38 and 104,096.31 is: 143,652.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,979.25 : 260,791.38 = 104,096.31 : x
  2. Step 2: Convert to fraction form
    188,979.25/260,791.38 = 104,096.31/x
  3. Step 3: Cross multiply
    188,979.25x = 260,791.38 × 104,096.31
  4. Step 4: Simplify right side
    188,979.25x = 27,147,420,515.53
  5. Step 5: Solve for x
    x = 27,147,420,515.53/188,979.25
  6. Step 6: Final answer
    x = 143,652.92

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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.