Home / 89,796.16-123,919.60-49,511.36

Finding the Fourth Proportional to 89,796.16, 123,919.60 and 49,511.36

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Solution

The fourth proportional to 89,796.16, 123,919.60 and 49,511.36 is: 68,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,796.16 : 123,919.60 = 49,511.36 : x
  2. Step 2: Convert to fraction form
    89,796.16/123,919.60 = 49,511.36/x
  3. Step 3: Cross multiply
    89,796.16x = 123,919.60 × 49,511.36
  4. Step 4: Simplify right side
    89,796.16x = 6,135,427,926.66
  5. Step 5: Solve for x
    x = 6,135,427,926.66/89,796.16
  6. Step 6: Final answer
    x = 68,326.17

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