Home / 49,422.26-68,210.70-30,312.61

Finding the Fourth Proportional to 49,422.26, 68,210.70 and 30,312.61

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Solution

The fourth proportional to 49,422.26, 68,210.70 and 30,312.61 is: 41,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,422.26 : 68,210.70 = 30,312.61 : x
  2. Step 2: Convert to fraction form
    49,422.26/68,210.70 = 30,312.61/x
  3. Step 3: Cross multiply
    49,422.26x = 68,210.70 × 30,312.61
  4. Step 4: Simplify right side
    49,422.26x = 2,067,644,346.93
  5. Step 5: Solve for x
    x = 2,067,644,346.93/49,422.26
  6. Step 6: Final answer
    x = 41,836.30

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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.