Home / 49,420.26-68,207.94-30,310.61

Finding the Fourth Proportional to 49,420.26, 68,207.94 and 30,310.61

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Solution

The fourth proportional to 49,420.26, 68,207.94 and 30,310.61 is: 41,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.26 : 68,207.94 = 30,310.61 : x
  2. Step 2: Convert to fraction form
    49,420.26/68,207.94 = 30,310.61/x
  3. Step 3: Cross multiply
    49,420.26x = 68,207.94 × 30,310.61
  4. Step 4: Simplify right side
    49,420.26x = 2,067,423,927.20
  5. Step 5: Solve for x
    x = 2,067,423,927.20/49,420.26
  6. Step 6: Final answer
    x = 41,833.53

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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.