Home / 194,634.54-268,549.71-109,735.20

Finding the Fourth Proportional to 194,634.54, 268,549.71 and 109,735.20

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Solution

The fourth proportional to 194,634.54, 268,549.71 and 109,735.20 is: 151,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,634.54 : 268,549.71 = 109,735.20 : x
  2. Step 2: Convert to fraction form
    194,634.54/268,549.71 = 109,735.20/x
  3. Step 3: Cross multiply
    194,634.54x = 268,549.71 × 109,735.20
  4. Step 4: Simplify right side
    194,634.54x = 29,469,356,136.79
  5. Step 5: Solve for x
    x = 29,469,356,136.79/194,634.54
  6. Step 6: Final answer
    x = 151,408.67

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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.