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Finding the Fourth Proportional to 364,881.86, 547,375.02 and 112,183.57

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Solution

The fourth proportional to 364,881.86, 547,375.02 and 112,183.57 is: 168,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,881.86 : 547,375.02 = 112,183.57 : x
  2. Step 2: Convert to fraction form
    364,881.86/547,375.02 = 112,183.57/x
  3. Step 3: Cross multiply
    364,881.86x = 547,375.02 × 112,183.57
  4. Step 4: Simplify right side
    364,881.86x = 61,406,481,845.76
  5. Step 5: Solve for x
    x = 61,406,481,845.76/364,881.86
  6. Step 6: Final answer
    x = 168,291.41

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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.