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Finding the Fourth Proportional to 182,568.55, 273,811.43 and 82,662.79

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Solution

The fourth proportional to 182,568.55, 273,811.43 and 82,662.79 is: 123,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,568.55 : 273,811.43 = 82,662.79 : x
  2. Step 2: Convert to fraction form
    182,568.55/273,811.43 = 82,662.79/x
  3. Step 3: Cross multiply
    182,568.55x = 273,811.43 × 82,662.79
  4. Step 4: Simplify right side
    182,568.55x = 22,634,016,324.38
  5. Step 5: Solve for x
    x = 22,634,016,324.38/182,568.55
  6. Step 6: Final answer
    x = 123,975.44

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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.