Home / 84,942.20-117,226.80-50,952.02

Finding the Fourth Proportional to 84,942.20, 117,226.80 and 50,952.02

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Solution

The fourth proportional to 84,942.20, 117,226.80 and 50,952.02 is: 70,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,942.20 : 117,226.80 = 50,952.02 : x
  2. Step 2: Convert to fraction form
    84,942.20/117,226.80 = 50,952.02/x
  3. Step 3: Cross multiply
    84,942.20x = 117,226.80 × 50,952.02
  4. Step 4: Simplify right side
    84,942.20x = 5,972,942,258.14
  5. Step 5: Solve for x
    x = 5,972,942,258.14/84,942.20
  6. Step 6: Final answer
    x = 70,317.72

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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.