Home / 75,320.44-103,942.22-41,786.44

Finding the Fourth Proportional to 75,320.44, 103,942.22 and 41,786.44

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Solution

The fourth proportional to 75,320.44, 103,942.22 and 41,786.44 is: 57,665.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,320.44 : 103,942.22 = 41,786.44 : x
  2. Step 2: Convert to fraction form
    75,320.44/103,942.22 = 41,786.44/x
  3. Step 3: Cross multiply
    75,320.44x = 103,942.22 × 41,786.44
  4. Step 4: Simplify right side
    75,320.44x = 4,343,375,339.50
  5. Step 5: Solve for x
    x = 4,343,375,339.50/75,320.44
  6. Step 6: Final answer
    x = 57,665.29

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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.