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Finding the Fourth Proportional to 225,950.46, 338,512.59 and 105,786.96

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Solution

The fourth proportional to 225,950.46, 338,512.59 and 105,786.96 is: 158,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,950.46 : 338,512.59 = 105,786.96 : x
  2. Step 2: Convert to fraction form
    225,950.46/338,512.59 = 105,786.96/x
  3. Step 3: Cross multiply
    225,950.46x = 338,512.59 × 105,786.96
  4. Step 4: Simplify right side
    225,950.46x = 35,810,217,817.83
  5. Step 5: Solve for x
    x = 35,810,217,817.83/225,950.46
  6. Step 6: Final answer
    x = 158,487.03

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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.