Home / 49,279.13-68,005.29-29,145.97

Finding the Fourth Proportional to 49,279.13, 68,005.29 and 29,145.97

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Solution

The fourth proportional to 49,279.13, 68,005.29 and 29,145.97 is: 40,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,279.13 : 68,005.29 = 29,145.97 : x
  2. Step 2: Convert to fraction form
    49,279.13/68,005.29 = 29,145.97/x
  3. Step 3: Cross multiply
    49,279.13x = 68,005.29 × 29,145.97
  4. Step 4: Simplify right side
    49,279.13x = 1,982,080,336.49
  5. Step 5: Solve for x
    x = 1,982,080,336.49/49,279.13
  6. Step 6: Final answer
    x = 40,221.50

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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.