Home / 188,976.29-260,787.29-104,093.35

Finding the Fourth Proportional to 188,976.29, 260,787.29 and 104,093.35

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Solution

The fourth proportional to 188,976.29, 260,787.29 and 104,093.35 is: 143,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,976.29 : 260,787.29 = 104,093.35 : x
  2. Step 2: Convert to fraction form
    188,976.29/260,787.29 = 104,093.35/x
  3. Step 3: Cross multiply
    188,976.29x = 260,787.29 × 104,093.35
  4. Step 4: Simplify right side
    188,976.29x = 27,146,221,481.09
  5. Step 5: Solve for x
    x = 27,146,221,481.09/188,976.29
  6. Step 6: Final answer
    x = 143,648.83

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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.