Home / 90,786.44-136,179.68-24,226.81

Finding the Fourth Proportional to 90,786.44, 136,179.68 and 24,226.81

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Solution

The fourth proportional to 90,786.44, 136,179.68 and 24,226.81 is: 36,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,786.44 : 136,179.68 = 24,226.81 : x
  2. Step 2: Convert to fraction form
    90,786.44/136,179.68 = 24,226.81/x
  3. Step 3: Cross multiply
    90,786.44x = 136,179.68 × 24,226.81
  4. Step 4: Simplify right side
    90,786.44x = 3,299,198,771.64
  5. Step 5: Solve for x
    x = 3,299,198,771.64/90,786.44
  6. Step 6: Final answer
    x = 36,340.21

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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.