Home / 194,722.82-268,725.66-109,839.86

Finding the Fourth Proportional to 194,722.82, 268,725.66 and 109,839.86

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Solution

The fourth proportional to 194,722.82, 268,725.66 and 109,839.86 is: 151,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,722.82 : 268,725.66 = 109,839.86 : x
  2. Step 2: Convert to fraction form
    194,722.82/268,725.66 = 109,839.86/x
  3. Step 3: Cross multiply
    194,722.82x = 268,725.66 × 109,839.86
  4. Step 4: Simplify right side
    194,722.82x = 29,516,788,872.81
  5. Step 5: Solve for x
    x = 29,516,788,872.81/194,722.82
  6. Step 6: Final answer
    x = 151,583.61

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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.