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Finding the Fourth Proportional to 235,676, 353,514.73 and 58,183.03

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Solution

The fourth proportional to 235,676, 353,514.73 and 58,183.03 is: 87,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,676 : 353,514.73 = 58,183.03 : x
  2. Step 2: Convert to fraction form
    235,676/353,514.73 = 58,183.03/x
  3. Step 3: Cross multiply
    235,676x = 353,514.73 × 58,183.03
  4. Step 4: Simplify right side
    235,676x = 20,568,558,141.03
  5. Step 5: Solve for x
    x = 20,568,558,141.03/235,676
  6. Step 6: Final answer
    x = 87,274.73

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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.