Home / 229,226.20-343,839.30-189,827.80

Finding the Fourth Proportional to 229,226.20, 343,839.30 and 189,827.80

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Solution

The fourth proportional to 229,226.20, 343,839.30 and 189,827.80 is: 284,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,226.20 : 343,839.30 = 189,827.80 : x
  2. Step 2: Convert to fraction form
    229,226.20/343,839.30 = 189,827.80/x
  3. Step 3: Cross multiply
    229,226.20x = 343,839.30 × 189,827.80
  4. Step 4: Simplify right side
    229,226.20x = 65,270,257,872.54
  5. Step 5: Solve for x
    x = 65,270,257,872.54/229,226.20
  6. Step 6: Final answer
    x = 284,741.70

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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.