Home / 74,182.26-102,353.22-43,974.66

Finding the Fourth Proportional to 74,182.26, 102,353.22 and 43,974.66

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Solution

The fourth proportional to 74,182.26, 102,353.22 and 43,974.66 is: 60,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,182.26 : 102,353.22 = 43,974.66 : x
  2. Step 2: Convert to fraction form
    74,182.26/102,353.22 = 43,974.66/x
  3. Step 3: Cross multiply
    74,182.26x = 102,353.22 × 43,974.66
  4. Step 4: Simplify right side
    74,182.26x = 4,500,948,049.41
  5. Step 5: Solve for x
    x = 4,500,948,049.41/74,182.26
  6. Step 6: Final answer
    x = 60,674.18

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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.