Home / 188,976.06-260,787.67-104,092.92

Finding the Fourth Proportional to 188,976.06, 260,787.67 and 104,092.92

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Solution

The fourth proportional to 188,976.06, 260,787.67 and 104,092.92 is: 143,648.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,976.06 : 260,787.67 = 104,092.92 : x
  2. Step 2: Convert to fraction form
    188,976.06/260,787.67 = 104,092.92/x
  3. Step 3: Cross multiply
    188,976.06x = 260,787.67 × 104,092.92
  4. Step 4: Simplify right side
    188,976.06x = 27,146,149,810.06
  5. Step 5: Solve for x
    x = 27,146,149,810.06/188,976.06
  6. Step 6: Final answer
    x = 143,648.62

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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.