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Finding the Fourth Proportional to 110,857.66, 166,366.68 and 44,316.37

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Solution

The fourth proportional to 110,857.66, 166,366.68 and 44,316.37 is: 66,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,857.66 : 166,366.68 = 44,316.37 : x
  2. Step 2: Convert to fraction form
    110,857.66/166,366.68 = 44,316.37/x
  3. Step 3: Cross multiply
    110,857.66x = 166,366.68 × 44,316.37
  4. Step 4: Simplify right side
    110,857.66x = 7,372,766,826.43
  5. Step 5: Solve for x
    x = 7,372,766,826.43/110,857.66
  6. Step 6: Final answer
    x = 66,506.61

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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.