Home / 79,198.75-109,383.58-52,459.03

Finding the Fourth Proportional to 79,198.75, 109,383.58 and 52,459.03

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Solution

The fourth proportional to 79,198.75, 109,383.58 and 52,459.03 is: 72,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,198.75 : 109,383.58 = 52,459.03 : x
  2. Step 2: Convert to fraction form
    79,198.75/109,383.58 = 52,459.03/x
  3. Step 3: Cross multiply
    79,198.75x = 109,383.58 × 52,459.03
  4. Step 4: Simplify right side
    79,198.75x = 5,738,156,504.73
  5. Step 5: Solve for x
    x = 5,738,156,504.73/79,198.75
  6. Step 6: Final answer
    x = 72,452.61

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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.