Home / 89,645.22-134,183.41-50,082.39

Finding the Fourth Proportional to 89,645.22, 134,183.41 and 50,082.39

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Solution

The fourth proportional to 89,645.22, 134,183.41 and 50,082.39 is: 74,964.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,645.22 : 134,183.41 = 50,082.39 : x
  2. Step 2: Convert to fraction form
    89,645.22/134,183.41 = 50,082.39/x
  3. Step 3: Cross multiply
    89,645.22x = 134,183.41 × 50,082.39
  4. Step 4: Simplify right side
    89,645.22x = 6,720,225,745.94
  5. Step 5: Solve for x
    x = 6,720,225,745.94/89,645.22
  6. Step 6: Final answer
    x = 74,964.69

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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.