Home / 207,908.14-311,859.46-50,135.22

Finding the Fourth Proportional to 207,908.14, 311,859.46 and 50,135.22

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Solution

The fourth proportional to 207,908.14, 311,859.46 and 50,135.22 is: 75,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,908.14 : 311,859.46 = 50,135.22 : x
  2. Step 2: Convert to fraction form
    207,908.14/311,859.46 = 50,135.22/x
  3. Step 3: Cross multiply
    207,908.14x = 311,859.46 × 50,135.22
  4. Step 4: Simplify right side
    207,908.14x = 15,635,142,636.18
  5. Step 5: Solve for x
    x = 15,635,142,636.18/207,908.14
  6. Step 6: Final answer
    x = 75,202.17

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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.