Home / 87,082.79-130,558.37-44,944.56

Finding the Fourth Proportional to 87,082.79, 130,558.37 and 44,944.56

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Solution

The fourth proportional to 87,082.79, 130,558.37 and 44,944.56 is: 67,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,082.79 : 130,558.37 = 44,944.56 : x
  2. Step 2: Convert to fraction form
    87,082.79/130,558.37 = 44,944.56/x
  3. Step 3: Cross multiply
    87,082.79x = 130,558.37 × 44,944.56
  4. Step 4: Simplify right side
    87,082.79x = 5,867,888,269.24
  5. Step 5: Solve for x
    x = 5,867,888,269.24/87,082.79
  6. Step 6: Final answer
    x = 67,382.87

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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.