Home / 36,161.80-54,170.70-31,832.20

Finding the Fourth Proportional to 36,161.80, 54,170.70 and 31,832.20

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Solution

The fourth proportional to 36,161.80, 54,170.70 and 31,832.20 is: 47,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,161.80 : 54,170.70 = 31,832.20 : x
  2. Step 2: Convert to fraction form
    36,161.80/54,170.70 = 31,832.20/x
  3. Step 3: Cross multiply
    36,161.80x = 54,170.70 × 31,832.20
  4. Step 4: Simplify right side
    36,161.80x = 1,724,372,556.54
  5. Step 5: Solve for x
    x = 1,724,372,556.54/36,161.80
  6. Step 6: Final answer
    x = 47,684.92

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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.