Home / 229,224.20-343,836.30-189,825.80

Finding the Fourth Proportional to 229,224.20, 343,836.30 and 189,825.80

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Solution

The fourth proportional to 229,224.20, 343,836.30 and 189,825.80 is: 284,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,224.20 : 343,836.30 = 189,825.80 : x
  2. Step 2: Convert to fraction form
    229,224.20/343,836.30 = 189,825.80/x
  3. Step 3: Cross multiply
    229,224.20x = 343,836.30 × 189,825.80
  4. Step 4: Simplify right side
    229,224.20x = 65,269,000,716.54
  5. Step 5: Solve for x
    x = 65,269,000,716.54/229,224.20
  6. Step 6: Final answer
    x = 284,738.70

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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.