Home / 231,942.24-348,069.12-84,198.24

Finding the Fourth Proportional to 231,942.24, 348,069.12 and 84,198.24

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Solution

The fourth proportional to 231,942.24, 348,069.12 and 84,198.24 is: 126,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,942.24 : 348,069.12 = 84,198.24 : x
  2. Step 2: Convert to fraction form
    231,942.24/348,069.12 = 84,198.24/x
  3. Step 3: Cross multiply
    231,942.24x = 348,069.12 × 84,198.24
  4. Step 4: Simplify right side
    231,942.24x = 29,306,807,302.35
  5. Step 5: Solve for x
    x = 29,306,807,302.35/231,942.24
  6. Step 6: Final answer
    x = 126,353.90

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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.