Home / 281,733.78-422,589.72-113,203.56

Finding the Fourth Proportional to 281,733.78, 422,589.72 and 113,203.56

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Solution

The fourth proportional to 281,733.78, 422,589.72 and 113,203.56 is: 169,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,733.78 : 422,589.72 = 113,203.56 : x
  2. Step 2: Convert to fraction form
    281,733.78/422,589.72 = 113,203.56/x
  3. Step 3: Cross multiply
    281,733.78x = 422,589.72 × 113,203.56
  4. Step 4: Simplify right side
    281,733.78x = 47,838,660,723.40
  5. Step 5: Solve for x
    x = 47,838,660,723.40/281,733.78
  6. Step 6: Final answer
    x = 169,800.94

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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.