Home / 188,247.85-281,665.97-112,067.73

Finding the Fourth Proportional to 188,247.85, 281,665.97 and 112,067.73

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Solution

The fourth proportional to 188,247.85, 281,665.97 and 112,067.73 is: 167,681.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,247.85 : 281,665.97 = 112,067.73 : x
  2. Step 2: Convert to fraction form
    188,247.85/281,665.97 = 112,067.73/x
  3. Step 3: Cross multiply
    188,247.85x = 281,665.97 × 112,067.73
  4. Step 4: Simplify right side
    188,247.85x = 31,565,665,101.47
  5. Step 5: Solve for x
    x = 31,565,665,101.47/188,247.85
  6. Step 6: Final answer
    x = 167,681.41

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1.5x scale

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.