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Finding the Fourth Proportional to 111,238.22, 166,843.42 and 36,352.10

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Solution

The fourth proportional to 111,238.22, 166,843.42 and 36,352.10 is: 54,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,238.22 : 166,843.42 = 36,352.10 : x
  2. Step 2: Convert to fraction form
    111,238.22/166,843.42 = 36,352.10/x
  3. Step 3: Cross multiply
    111,238.22x = 166,843.42 × 36,352.10
  4. Step 4: Simplify right side
    111,238.22x = 6,065,108,688.18
  5. Step 5: Solve for x
    x = 6,065,108,688.18/111,238.22
  6. Step 6: Final answer
    x = 54,523.60

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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.