Home / 188,813.56-283,137.24-100,046.60

Finding the Fourth Proportional to 188,813.56, 283,137.24 and 100,046.60

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Solution

The fourth proportional to 188,813.56, 283,137.24 and 100,046.60 is: 150,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,813.56 : 283,137.24 = 100,046.60 : x
  2. Step 2: Convert to fraction form
    188,813.56/283,137.24 = 100,046.60/x
  3. Step 3: Cross multiply
    188,813.56x = 283,137.24 × 100,046.60
  4. Step 4: Simplify right side
    188,813.56x = 28,326,917,695.15
  5. Step 5: Solve for x
    x = 28,326,917,695.15/188,813.56
  6. Step 6: Final answer
    x = 150,025.87

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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.