Home / 75,647.87-113,419.19-33,505.04

Finding the Fourth Proportional to 75,647.87, 113,419.19 and 33,505.04

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Solution

The fourth proportional to 75,647.87, 113,419.19 and 33,505.04 is: 50,234.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,647.87 : 113,419.19 = 33,505.04 : x
  2. Step 2: Convert to fraction form
    75,647.87/113,419.19 = 33,505.04/x
  3. Step 3: Cross multiply
    75,647.87x = 113,419.19 × 33,505.04
  4. Step 4: Simplify right side
    75,647.87x = 3,800,114,676.56
  5. Step 5: Solve for x
    x = 3,800,114,676.56/75,647.87
  6. Step 6: Final answer
    x = 50,234.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.