Home / 226,976.11-313,121.76-146,429.48

Finding the Fourth Proportional to 226,976.11, 313,121.76 and 146,429.48

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Solution

The fourth proportional to 226,976.11, 313,121.76 and 146,429.48 is: 202,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,976.11 : 313,121.76 = 146,429.48 : x
  2. Step 2: Convert to fraction form
    226,976.11/313,121.76 = 146,429.48/x
  3. Step 3: Cross multiply
    226,976.11x = 313,121.76 × 146,429.48
  4. Step 4: Simplify right side
    226,976.11x = 45,850,256,493.48
  5. Step 5: Solve for x
    x = 45,850,256,493.48/226,976.11
  6. Step 6: Final answer
    x = 202,004.77

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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.