Home / 34,161.20-51,144.60-30,273.20

Finding the Fourth Proportional to 34,161.20, 51,144.60 and 30,273.20

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Solution

The fourth proportional to 34,161.20, 51,144.60 and 30,273.20 is: 45,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.20 : 51,144.60 = 30,273.20 : x
  2. Step 2: Convert to fraction form
    34,161.20/51,144.60 = 30,273.20/x
  3. Step 3: Cross multiply
    34,161.20x = 51,144.60 × 30,273.20
  4. Step 4: Simplify right side
    34,161.20x = 1,548,310,704.72
  5. Step 5: Solve for x
    x = 1,548,310,704.72/34,161.20
  6. Step 6: Final answer
    x = 45,323.66

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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.