Home / 73,516.38-110,078.73-50,188.38

Finding the Fourth Proportional to 73,516.38, 110,078.73 and 50,188.38

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Solution

The fourth proportional to 73,516.38, 110,078.73 and 50,188.38 is: 75,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,516.38 : 110,078.73 = 50,188.38 : x
  2. Step 2: Convert to fraction form
    73,516.38/110,078.73 = 50,188.38/x
  3. Step 3: Cross multiply
    73,516.38x = 110,078.73 × 50,188.38
  4. Step 4: Simplify right side
    73,516.38x = 5,524,673,131.16
  5. Step 5: Solve for x
    x = 5,524,673,131.16/73,516.38
  6. Step 6: Final answer
    x = 75,148.87

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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.