Home / 207,934.20-311,898.42-50,161.32

Finding the Fourth Proportional to 207,934.20, 311,898.42 and 50,161.32

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Solution

The fourth proportional to 207,934.20, 311,898.42 and 50,161.32 is: 75,241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,934.20 : 311,898.42 = 50,161.32 : x
  2. Step 2: Convert to fraction form
    207,934.20/311,898.42 = 50,161.32/x
  3. Step 3: Cross multiply
    207,934.20x = 311,898.42 × 50,161.32
  4. Step 4: Simplify right side
    207,934.20x = 15,645,236,453.11
  5. Step 5: Solve for x
    x = 15,645,236,453.11/207,934.20
  6. Step 6: Final answer
    x = 75,241.29

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1.5x scale

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.