Home / 84,918.27-117,183.99-47,194.95

Finding the Fourth Proportional to 84,918.27, 117,183.99 and 47,194.95

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Solution

The fourth proportional to 84,918.27, 117,183.99 and 47,194.95 is: 65,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,918.27 : 117,183.99 = 47,194.95 : x
  2. Step 2: Convert to fraction form
    84,918.27/117,183.99 = 47,194.95/x
  3. Step 3: Cross multiply
    84,918.27x = 117,183.99 × 47,194.95
  4. Step 4: Simplify right side
    84,918.27x = 5,530,492,548.85
  5. Step 5: Solve for x
    x = 5,530,492,548.85/84,918.27
  6. Step 6: Final answer
    x = 65,127.24

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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.