Home / 239,120.44-329,986.24-131,690.27

Finding the Fourth Proportional to 239,120.44, 329,986.24 and 131,690.27

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Solution

The fourth proportional to 239,120.44, 329,986.24 and 131,690.27 is: 181,732.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,120.44 : 329,986.24 = 131,690.27 : x
  2. Step 2: Convert to fraction form
    239,120.44/329,986.24 = 131,690.27/x
  3. Step 3: Cross multiply
    239,120.44x = 329,986.24 × 131,690.27
  4. Step 4: Simplify right side
    239,120.44x = 43,455,977,537.62
  5. Step 5: Solve for x
    x = 43,455,977,537.62/239,120.44
  6. Step 6: Final answer
    x = 181,732.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.