Home / 89,895.31-124,055-52,168.75

Finding the Fourth Proportional to 89,895.31, 124,055 and 52,168.75

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Solution

The fourth proportional to 89,895.31, 124,055 and 52,168.75 is: 71,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.31 : 124,055 = 52,168.75 : x
  2. Step 2: Convert to fraction form
    89,895.31/124,055 = 52,168.75/x
  3. Step 3: Cross multiply
    89,895.31x = 124,055 × 52,168.75
  4. Step 4: Simplify right side
    89,895.31x = 6,471,794,281.25
  5. Step 5: Solve for x
    x = 6,471,794,281.25/89,895.31
  6. Step 6: Final answer
    x = 71,992.57

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