Home / 207,928.64-311,634.56-95,489.58

Finding the Fourth Proportional to 207,928.64, 311,634.56 and 95,489.58

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Solution

The fourth proportional to 207,928.64, 311,634.56 and 95,489.58 is: 143,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,928.64 : 311,634.56 = 95,489.58 : x
  2. Step 2: Convert to fraction form
    207,928.64/311,634.56 = 95,489.58/x
  3. Step 3: Cross multiply
    207,928.64x = 311,634.56 × 95,489.58
  4. Step 4: Simplify right side
    207,928.64x = 29,757,853,247.88
  5. Step 5: Solve for x
    x = 29,757,853,247.88/207,928.64
  6. Step 6: Final answer
    x = 143,115.70

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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.