Home / 49,805.22-68,729.19-27,143.73

Finding the Fourth Proportional to 49,805.22, 68,729.19 and 27,143.73

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Solution

The fourth proportional to 49,805.22, 68,729.19 and 27,143.73 is: 37,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,805.22 : 68,729.19 = 27,143.73 : x
  2. Step 2: Convert to fraction form
    49,805.22/68,729.19 = 27,143.73/x
  3. Step 3: Cross multiply
    49,805.22x = 68,729.19 × 27,143.73
  4. Step 4: Simplify right side
    49,805.22x = 1,865,566,576.48
  5. Step 5: Solve for x
    x = 1,865,566,576.48/49,805.22
  6. Step 6: Final answer
    x = 37,457.25

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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.