Home / 311,744.46-467,616.78-75,087.03

Finding the Fourth Proportional to 311,744.46, 467,616.78 and 75,087.03

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Solution

The fourth proportional to 311,744.46, 467,616.78 and 75,087.03 is: 112,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,744.46 : 467,616.78 = 75,087.03 : x
  2. Step 2: Convert to fraction form
    311,744.46/467,616.78 = 75,087.03/x
  3. Step 3: Cross multiply
    311,744.46x = 467,616.78 × 75,087.03
  4. Step 4: Simplify right side
    311,744.46x = 35,111,955,188.36
  5. Step 5: Solve for x
    x = 35,111,955,188.36/311,744.46
  6. Step 6: Final answer
    x = 112,630.57

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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.