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Finding the Fourth Proportional to 110,770.76, 166,057.86 and 40,633.94

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Solution

The fourth proportional to 110,770.76, 166,057.86 and 40,633.94 is: 60,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,770.76 : 166,057.86 = 40,633.94 : x
  2. Step 2: Convert to fraction form
    110,770.76/166,057.86 = 40,633.94/x
  3. Step 3: Cross multiply
    110,770.76x = 166,057.86 × 40,633.94
  4. Step 4: Simplify right side
    110,770.76x = 6,747,585,119.77
  5. Step 5: Solve for x
    x = 6,747,585,119.77/110,770.76
  6. Step 6: Final answer
    x = 60,914.86

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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.