Home / 84,983.26-117,286.09-53,162.41

Finding the Fourth Proportional to 84,983.26, 117,286.09 and 53,162.41

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Solution

The fourth proportional to 84,983.26, 117,286.09 and 53,162.41 is: 73,369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,983.26 : 117,286.09 = 53,162.41 : x
  2. Step 2: Convert to fraction form
    84,983.26/117,286.09 = 53,162.41/x
  3. Step 3: Cross multiply
    84,983.26x = 117,286.09 × 53,162.41
  4. Step 4: Simplify right side
    84,983.26x = 6,235,211,203.88
  5. Step 5: Solve for x
    x = 6,235,211,203.88/84,983.26
  6. Step 6: Final answer
    x = 73,369.88

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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.