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Finding the Fourth Proportional to 111,190.96, 166,817.64 and 44,677.80

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Solution

The fourth proportional to 111,190.96, 166,817.64 and 44,677.80 is: 67,029.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,190.96 : 166,817.64 = 44,677.80 : x
  2. Step 2: Convert to fraction form
    111,190.96/166,817.64 = 44,677.80/x
  3. Step 3: Cross multiply
    111,190.96x = 166,817.64 × 44,677.80
  4. Step 4: Simplify right side
    111,190.96x = 7,453,045,156.39
  5. Step 5: Solve for x
    x = 7,453,045,156.39/111,190.96
  6. Step 6: Final answer
    x = 67,029.24

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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.