Home / 188,976.76-283,471.62-100,110.04

Finding the Fourth Proportional to 188,976.76, 283,471.62 and 100,110.04

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Solution

The fourth proportional to 188,976.76, 283,471.62 and 100,110.04 is: 150,168.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,976.76 : 283,471.62 = 100,110.04 : x
  2. Step 2: Convert to fraction form
    188,976.76/283,471.62 = 100,110.04/x
  3. Step 3: Cross multiply
    188,976.76x = 283,471.62 × 100,110.04
  4. Step 4: Simplify right side
    188,976.76x = 28,378,355,217.06
  5. Step 5: Solve for x
    x = 28,378,355,217.06/188,976.76
  6. Step 6: Final answer
    x = 150,168.49

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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.