Home / 188,067.20-282,097.83-75,744.77

Finding the Fourth Proportional to 188,067.20, 282,097.83 and 75,744.77

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Solution

The fourth proportional to 188,067.20, 282,097.83 and 75,744.77 is: 113,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,067.20 : 282,097.83 = 75,744.77 : x
  2. Step 2: Convert to fraction form
    188,067.20/282,097.83 = 75,744.77/x
  3. Step 3: Cross multiply
    188,067.20x = 282,097.83 × 75,744.77
  4. Step 4: Simplify right side
    188,067.20x = 21,367,435,250.85
  5. Step 5: Solve for x
    x = 21,367,435,250.85/188,067.20
  6. Step 6: Final answer
    x = 113,615.96

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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.