Home / 82,272.41-113,538.06-50,458.85

Finding the Fourth Proportional to 82,272.41, 113,538.06 and 50,458.85

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Solution

The fourth proportional to 82,272.41, 113,538.06 and 50,458.85 is: 69,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,272.41 : 113,538.06 = 50,458.85 : x
  2. Step 2: Convert to fraction form
    82,272.41/113,538.06 = 50,458.85/x
  3. Step 3: Cross multiply
    82,272.41x = 113,538.06 × 50,458.85
  4. Step 4: Simplify right side
    82,272.41x = 5,728,999,371.14
  5. Step 5: Solve for x
    x = 5,728,999,371.14/82,272.41
  6. Step 6: Final answer
    x = 69,634.52

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1.5x scale

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.