Home / 82,144.36-123,216.54-32,247.96

Finding the Fourth Proportional to 82,144.36, 123,216.54 and 32,247.96

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Solution

The fourth proportional to 82,144.36, 123,216.54 and 32,247.96 is: 48,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,144.36 : 123,216.54 = 32,247.96 : x
  2. Step 2: Convert to fraction form
    82,144.36/123,216.54 = 32,247.96/x
  3. Step 3: Cross multiply
    82,144.36x = 123,216.54 × 32,247.96
  4. Step 4: Simplify right side
    82,144.36x = 3,973,481,651.66
  5. Step 5: Solve for x
    x = 3,973,481,651.66/82,144.36
  6. Step 6: Final answer
    x = 48,371.93

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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.