Home / 54,930.15-82,252.26-47,082.87

Finding the Fourth Proportional to 54,930.15, 82,252.26 and 47,082.87

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Solution

The fourth proportional to 54,930.15, 82,252.26 and 47,082.87 is: 70,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.15 : 82,252.26 = 47,082.87 : x
  2. Step 2: Convert to fraction form
    54,930.15/82,252.26 = 47,082.87/x
  3. Step 3: Cross multiply
    54,930.15x = 82,252.26 × 47,082.87
  4. Step 4: Simplify right side
    54,930.15x = 3,872,672,464.79
  5. Step 5: Solve for x
    x = 3,872,672,464.79/54,930.15
  6. Step 6: Final answer
    x = 70,501.76

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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.