Home / 131,229.18-196,845.39-52,297.38

Finding the Fourth Proportional to 131,229.18, 196,845.39 and 52,297.38

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Solution

The fourth proportional to 131,229.18, 196,845.39 and 52,297.38 is: 78,446.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,229.18 : 196,845.39 = 52,297.38 : x
  2. Step 2: Convert to fraction form
    131,229.18/196,845.39 = 52,297.38/x
  3. Step 3: Cross multiply
    131,229.18x = 196,845.39 × 52,297.38
  4. Step 4: Simplify right side
    131,229.18x = 10,294,498,162.08
  5. Step 5: Solve for x
    x = 10,294,498,162.08/131,229.18
  6. Step 6: Final answer
    x = 78,446.72

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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.