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Finding the Fourth Proportional to 36,163.91, 54,245.35 and 35,270.48

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Solution

The fourth proportional to 36,163.91, 54,245.35 and 35,270.48 is: 52,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.91 : 54,245.35 = 35,270.48 : x
  2. Step 2: Convert to fraction form
    36,163.91/54,245.35 = 35,270.48/x
  3. Step 3: Cross multiply
    36,163.91x = 54,245.35 × 35,270.48
  4. Step 4: Simplify right side
    36,163.91x = 1,913,259,532.27
  5. Step 5: Solve for x
    x = 1,913,259,532.27/36,163.91
  6. Step 6: Final answer
    x = 52,905.22

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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.