Home / 82,375.58-113,690.45-52,163.66

Finding the Fourth Proportional to 82,375.58, 113,690.45 and 52,163.66

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Solution

The fourth proportional to 82,375.58, 113,690.45 and 52,163.66 is: 71,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,375.58 : 113,690.45 = 52,163.66 : x
  2. Step 2: Convert to fraction form
    82,375.58/113,690.45 = 52,163.66/x
  3. Step 3: Cross multiply
    82,375.58x = 113,690.45 × 52,163.66
  4. Step 4: Simplify right side
    82,375.58x = 5,930,509,718.23
  5. Step 5: Solve for x
    x = 5,930,509,718.23/82,375.58
  6. Step 6: Final answer
    x = 71,993.54

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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.