Home / 236,919.26-355,326.50-68,402.95

Finding the Fourth Proportional to 236,919.26, 355,326.50 and 68,402.95

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Solution

The fourth proportional to 236,919.26, 355,326.50 and 68,402.95 is: 102,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,919.26 : 355,326.50 = 68,402.95 : x
  2. Step 2: Convert to fraction form
    236,919.26/355,326.50 = 68,402.95/x
  3. Step 3: Cross multiply
    236,919.26x = 355,326.50 × 68,402.95
  4. Step 4: Simplify right side
    236,919.26x = 24,305,378,694.53
  5. Step 5: Solve for x
    x = 24,305,378,694.53/236,919.26
  6. Step 6: Final answer
    x = 102,589.29

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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.