Home / 185,368.38-278,067.15-73,040.82

Finding the Fourth Proportional to 185,368.38, 278,067.15 and 73,040.82

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Solution

The fourth proportional to 185,368.38, 278,067.15 and 73,040.82 is: 109,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,368.38 : 278,067.15 = 73,040.82 : x
  2. Step 2: Convert to fraction form
    185,368.38/278,067.15 = 73,040.82/x
  3. Step 3: Cross multiply
    185,368.38x = 278,067.15 × 73,040.82
  4. Step 4: Simplify right side
    185,368.38x = 20,310,252,651.06
  5. Step 5: Solve for x
    x = 20,310,252,651.06/185,368.38
  6. Step 6: Final answer
    x = 109,566.97

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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.