Home / 91,082.80-136,576.92-34,906.24

Finding the Fourth Proportional to 91,082.80, 136,576.92 and 34,906.24

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Solution

The fourth proportional to 91,082.80, 136,576.92 and 34,906.24 is: 52,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,082.80 : 136,576.92 = 34,906.24 : x
  2. Step 2: Convert to fraction form
    91,082.80/136,576.92 = 34,906.24/x
  3. Step 3: Cross multiply
    91,082.80x = 136,576.92 × 34,906.24
  4. Step 4: Simplify right side
    91,082.80x = 4,767,386,747.98
  5. Step 5: Solve for x
    x = 4,767,386,747.98/91,082.80
  6. Step 6: Final answer
    x = 52,341.24

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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.