Home / 82,232.11-123,391.40-58,370.41

Finding the Fourth Proportional to 82,232.11, 123,391.40 and 58,370.41

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Solution

The fourth proportional to 82,232.11, 123,391.40 and 58,370.41 is: 87,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,232.11 : 123,391.40 = 58,370.41 : x
  2. Step 2: Convert to fraction form
    82,232.11/123,391.40 = 58,370.41/x
  3. Step 3: Cross multiply
    82,232.11x = 123,391.40 × 58,370.41
  4. Step 4: Simplify right side
    82,232.11x = 7,202,405,776.78
  5. Step 5: Solve for x
    x = 7,202,405,776.78/82,232.11
  6. Step 6: Final answer
    x = 87,586.29

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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.