Home / 75,327.90-103,952.22-41,336.96

Finding the Fourth Proportional to 75,327.90, 103,952.22 and 41,336.96

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Solution

The fourth proportional to 75,327.90, 103,952.22 and 41,336.96 is: 57,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327.90 : 103,952.22 = 41,336.96 : x
  2. Step 2: Convert to fraction form
    75,327.90/103,952.22 = 41,336.96/x
  3. Step 3: Cross multiply
    75,327.90x = 103,952.22 × 41,336.96
  4. Step 4: Simplify right side
    75,327.90x = 4,297,068,760.05
  5. Step 5: Solve for x
    x = 4,297,068,760.05/75,327.90
  6. Step 6: Final answer
    x = 57,044.85

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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.