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Finding the Fourth Proportional to 192,618.42, 288,958.37 and 59,467.38

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Solution

The fourth proportional to 192,618.42, 288,958.37 and 59,467.38 is: 89,210.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,618.42 : 288,958.37 = 59,467.38 : x
  2. Step 2: Convert to fraction form
    192,618.42/288,958.37 = 59,467.38/x
  3. Step 3: Cross multiply
    192,618.42x = 288,958.37 × 59,467.38
  4. Step 4: Simplify right side
    192,618.42x = 17,183,597,192.97
  5. Step 5: Solve for x
    x = 17,183,597,192.97/192,618.42
  6. Step 6: Final answer
    x = 89,210.56

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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.