Home / 51,379.45-76,944.60-35,540.04

Finding the Fourth Proportional to 51,379.45, 76,944.60 and 35,540.04

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Solution

The fourth proportional to 51,379.45, 76,944.60 and 35,540.04 is: 53,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,379.45 : 76,944.60 = 35,540.04 : x
  2. Step 2: Convert to fraction form
    51,379.45/76,944.60 = 35,540.04/x
  3. Step 3: Cross multiply
    51,379.45x = 76,944.60 × 35,540.04
  4. Step 4: Simplify right side
    51,379.45x = 2,734,614,161.78
  5. Step 5: Solve for x
    x = 2,734,614,161.78/51,379.45
  6. Step 6: Final answer
    x = 53,223.89

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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.