Home / 204,149.36-306,286.26-104,379.62

Finding the Fourth Proportional to 204,149.36, 306,286.26 and 104,379.62

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Solution

The fourth proportional to 204,149.36, 306,286.26 and 104,379.62 is: 156,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,149.36 : 306,286.26 = 104,379.62 : x
  2. Step 2: Convert to fraction form
    204,149.36/306,286.26 = 104,379.62/x
  3. Step 3: Cross multiply
    204,149.36x = 306,286.26 × 104,379.62
  4. Step 4: Simplify right side
    204,149.36x = 31,970,043,430.02
  5. Step 5: Solve for x
    x = 31,970,043,430.02/204,149.36
  6. Step 6: Final answer
    x = 156,601.24

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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.