Home / 75,499.70-104,190.29-41,508.43

Finding the Fourth Proportional to 75,499.70, 104,190.29 and 41,508.43

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Solution

The fourth proportional to 75,499.70, 104,190.29 and 41,508.43 is: 57,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.70 : 104,190.29 = 41,508.43 : x
  2. Step 2: Convert to fraction form
    75,499.70/104,190.29 = 41,508.43/x
  3. Step 3: Cross multiply
    75,499.70x = 104,190.29 × 41,508.43
  4. Step 4: Simplify right side
    75,499.70x = 4,324,775,359.14
  5. Step 5: Solve for x
    x = 4,324,775,359.14/75,499.70
  6. Step 6: Final answer
    x = 57,282.02

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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.