Home / 188,932.68-260,727.42-104,049.96

Finding the Fourth Proportional to 188,932.68, 260,727.42 and 104,049.96

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Solution

The fourth proportional to 188,932.68, 260,727.42 and 104,049.96 is: 143,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,932.68 : 260,727.42 = 104,049.96 : x
  2. Step 2: Convert to fraction form
    188,932.68/260,727.42 = 104,049.96/x
  3. Step 3: Cross multiply
    188,932.68x = 260,727.42 × 104,049.96
  4. Step 4: Simplify right side
    188,932.68x = 27,128,677,621.90
  5. Step 5: Solve for x
    x = 27,128,677,621.90/188,932.68
  6. Step 6: Final answer
    x = 143,589.12

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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.