Home / 89,086.26-122,933.79-48,792

Finding the Fourth Proportional to 89,086.26, 122,933.79 and 48,792

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Solution

The fourth proportional to 89,086.26, 122,933.79 and 48,792 is: 67,330.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,086.26 : 122,933.79 = 48,792 : x
  2. Step 2: Convert to fraction form
    89,086.26/122,933.79 = 48,792/x
  3. Step 3: Cross multiply
    89,086.26x = 122,933.79 × 48,792
  4. Step 4: Simplify right side
    89,086.26x = 5,998,185,481.68
  5. Step 5: Solve for x
    x = 5,998,185,481.68/89,086.26
  6. Step 6: Final answer
    x = 67,330.09

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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.