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Finding the Fourth Proportional to 227,303.92, 313,609.80 and 131,791.44

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Solution

The fourth proportional to 227,303.92, 313,609.80 and 131,791.44 is: 181,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,303.92 : 313,609.80 = 131,791.44 : x
  2. Step 2: Convert to fraction form
    227,303.92/313,609.80 = 131,791.44/x
  3. Step 3: Cross multiply
    227,303.92x = 313,609.80 × 131,791.44
  4. Step 4: Simplify right side
    227,303.92x = 41,331,087,140.11
  5. Step 5: Solve for x
    x = 41,331,087,140.11/227,303.92
  6. Step 6: Final answer
    x = 181,831.83

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1.5x scale

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.