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Finding the Fourth Proportional to 179,043.86, 247,082.20 and 97,372.86

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Solution

The fourth proportional to 179,043.86, 247,082.20 and 97,372.86 is: 134,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,043.86 : 247,082.20 = 97,372.86 : x
  2. Step 2: Convert to fraction form
    179,043.86/247,082.20 = 97,372.86/x
  3. Step 3: Cross multiply
    179,043.86x = 247,082.20 × 97,372.86
  4. Step 4: Simplify right side
    179,043.86x = 24,059,100,469.09
  5. Step 5: Solve for x
    x = 24,059,100,469.09/179,043.86
  6. Step 6: Final answer
    x = 134,375.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.