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Finding the Fourth Proportional to 111,912.04, 167,806.71 and 44,375.68

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Solution

The fourth proportional to 111,912.04, 167,806.71 and 44,375.68 is: 66,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,912.04 : 167,806.71 = 44,375.68 : x
  2. Step 2: Convert to fraction form
    111,912.04/167,806.71 = 44,375.68/x
  3. Step 3: Cross multiply
    111,912.04x = 167,806.71 × 44,375.68
  4. Step 4: Simplify right side
    111,912.04x = 7,446,536,864.81
  5. Step 5: Solve for x
    x = 7,446,536,864.81/111,912.04
  6. Step 6: Final answer
    x = 66,539.19

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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.