Home / 159,899.43-239,974.49-111,553.64

Finding the Fourth Proportional to 159,899.43, 239,974.49 and 111,553.64

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Solution

The fourth proportional to 159,899.43, 239,974.49 and 111,553.64 is: 167,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,899.43 : 239,974.49 = 111,553.64 : x
  2. Step 2: Convert to fraction form
    159,899.43/239,974.49 = 111,553.64/x
  3. Step 3: Cross multiply
    159,899.43x = 239,974.49 × 111,553.64
  4. Step 4: Simplify right side
    159,899.43x = 26,770,027,866.64
  5. Step 5: Solve for x
    x = 26,770,027,866.64/159,899.43
  6. Step 6: Final answer
    x = 167,417.91

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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.