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Finding the Fourth Proportional to 104,190.87, 156,115.44 and 44,171.39

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Solution

The fourth proportional to 104,190.87, 156,115.44 and 44,171.39 is: 66,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,190.87 : 156,115.44 = 44,171.39 : x
  2. Step 2: Convert to fraction form
    104,190.87/156,115.44 = 44,171.39/x
  3. Step 3: Cross multiply
    104,190.87x = 156,115.44 × 44,171.39
  4. Step 4: Simplify right side
    104,190.87x = 6,895,835,204.68
  5. Step 5: Solve for x
    x = 6,895,835,204.68/104,190.87
  6. Step 6: Final answer
    x = 66,184.64

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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.