Home / 207,891.14-311,833.96-50,118.32

Finding the Fourth Proportional to 207,891.14, 311,833.96 and 50,118.32

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Solution

The fourth proportional to 207,891.14, 311,833.96 and 50,118.32 is: 75,176.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,891.14 : 311,833.96 = 50,118.32 : x
  2. Step 2: Convert to fraction form
    207,891.14/311,833.96 = 50,118.32/x
  3. Step 3: Cross multiply
    207,891.14x = 311,833.96 × 50,118.32
  4. Step 4: Simplify right side
    207,891.14x = 15,628,594,194.15
  5. Step 5: Solve for x
    x = 15,628,594,194.15/207,891.14
  6. Step 6: Final answer
    x = 75,176.82

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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.