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Finding the Fourth Proportional to 226,769.40, 340,203.30 and 68,993.76

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Solution

The fourth proportional to 226,769.40, 340,203.30 and 68,993.76 is: 103,505.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,769.40 : 340,203.30 = 68,993.76 : x
  2. Step 2: Convert to fraction form
    226,769.40/340,203.30 = 68,993.76/x
  3. Step 3: Cross multiply
    226,769.40x = 340,203.30 × 68,993.76
  4. Step 4: Simplify right side
    226,769.40x = 23,471,904,831.41
  5. Step 5: Solve for x
    x = 23,471,904,831.41/226,769.40
  6. Step 6: Final answer
    x = 103,505.61

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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.