Home / 194,229.76-268,042.08-109,349.86

Finding the Fourth Proportional to 194,229.76, 268,042.08 and 109,349.86

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Solution

The fourth proportional to 194,229.76, 268,042.08 and 109,349.86 is: 150,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,229.76 : 268,042.08 = 109,349.86 : x
  2. Step 2: Convert to fraction form
    194,229.76/268,042.08 = 109,349.86/x
  3. Step 3: Cross multiply
    194,229.76x = 268,042.08 × 109,349.86
  4. Step 4: Simplify right side
    194,229.76x = 29,310,363,922.11
  5. Step 5: Solve for x
    x = 29,310,363,922.11/194,229.76
  6. Step 6: Final answer
    x = 150,905.63

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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.