Home / 247,858.20-342,046.37-134,680.95

Finding the Fourth Proportional to 247,858.20, 342,046.37 and 134,680.95

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Solution

The fourth proportional to 247,858.20, 342,046.37 and 134,680.95 is: 185,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,858.20 : 342,046.37 = 134,680.95 : x
  2. Step 2: Convert to fraction form
    247,858.20/342,046.37 = 134,680.95/x
  3. Step 3: Cross multiply
    247,858.20x = 342,046.37 × 134,680.95
  4. Step 4: Simplify right side
    247,858.20x = 46,067,131,506.68
  5. Step 5: Solve for x
    x = 46,067,131,506.68/247,858.20
  6. Step 6: Final answer
    x = 185,860.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.