Home / 187,414.80-281,145.62-61,067.85

Finding the Fourth Proportional to 187,414.80, 281,145.62 and 61,067.85

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Solution

The fourth proportional to 187,414.80, 281,145.62 and 61,067.85 is: 91,609.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,414.80 : 281,145.62 = 61,067.85 : x
  2. Step 2: Convert to fraction form
    187,414.80/281,145.62 = 61,067.85/x
  3. Step 3: Cross multiply
    187,414.80x = 281,145.62 × 61,067.85
  4. Step 4: Simplify right side
    187,414.80x = 17,168,958,550.32
  5. Step 5: Solve for x
    x = 17,168,958,550.32/187,414.80
  6. Step 6: Final answer
    x = 91,609.41

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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.