Home / 239,789.94-359,739.99-82,018.14

Finding the Fourth Proportional to 239,789.94, 359,739.99 and 82,018.14

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Solution

The fourth proportional to 239,789.94, 359,739.99 and 82,018.14 is: 123,046.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,789.94 : 359,739.99 = 82,018.14 : x
  2. Step 2: Convert to fraction form
    239,789.94/359,739.99 = 82,018.14/x
  3. Step 3: Cross multiply
    239,789.94x = 359,739.99 × 82,018.14
  4. Step 4: Simplify right side
    239,789.94x = 29,505,204,863.42
  5. Step 5: Solve for x
    x = 29,505,204,863.42/239,789.94
  6. Step 6: Final answer
    x = 123,046.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.