Home / 82,238.85-123,361.92-23,073.21

Finding the Fourth Proportional to 82,238.85, 123,361.92 and 23,073.21

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Solution

The fourth proportional to 82,238.85, 123,361.92 and 23,073.21 is: 34,610.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,238.85 : 123,361.92 = 23,073.21 : x
  2. Step 2: Convert to fraction form
    82,238.85/123,361.92 = 23,073.21/x
  3. Step 3: Cross multiply
    82,238.85x = 123,361.92 × 23,073.21
  4. Step 4: Simplify right side
    82,238.85x = 2,846,355,486.16
  5. Step 5: Solve for x
    x = 2,846,355,486.16/82,238.85
  6. Step 6: Final answer
    x = 34,610.84

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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.