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Finding the Fourth Proportional to 364,882.11, 547,375.40 and 112,183.82

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Solution

The fourth proportional to 364,882.11, 547,375.40 and 112,183.82 is: 168,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,882.11 : 547,375.40 = 112,183.82 : x
  2. Step 2: Convert to fraction form
    364,882.11/547,375.40 = 112,183.82/x
  3. Step 3: Cross multiply
    364,882.11x = 547,375.40 × 112,183.82
  4. Step 4: Simplify right side
    364,882.11x = 61,406,660,328.69
  5. Step 5: Solve for x
    x = 61,406,660,328.69/364,882.11
  6. Step 6: Final answer
    x = 168,291.78

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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.