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Finding the Fourth Proportional to 132,074.42, 197,734.34 and 123,694.79

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Solution

The fourth proportional to 132,074.42, 197,734.34 and 123,694.79 is: 185,188.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,074.42 : 197,734.34 = 123,694.79 : x
  2. Step 2: Convert to fraction form
    132,074.42/197,734.34 = 123,694.79/x
  3. Step 3: Cross multiply
    132,074.42x = 197,734.34 × 123,694.79
  4. Step 4: Simplify right side
    132,074.42x = 24,458,706,054.94
  5. Step 5: Solve for x
    x = 24,458,706,054.94/132,074.42
  6. Step 6: Final answer
    x = 185,188.83

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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.