Home / 149,965.16-206,974.44-86,290.65

Finding the Fourth Proportional to 149,965.16, 206,974.44 and 86,290.65

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Solution

The fourth proportional to 149,965.16, 206,974.44 and 86,290.65 is: 119,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,965.16 : 206,974.44 = 86,290.65 : x
  2. Step 2: Convert to fraction form
    149,965.16/206,974.44 = 86,290.65/x
  3. Step 3: Cross multiply
    149,965.16x = 206,974.44 × 86,290.65
  4. Step 4: Simplify right side
    149,965.16x = 17,859,958,960.99
  5. Step 5: Solve for x
    x = 17,859,958,960.99/149,965.16
  6. Step 6: Final answer
    x = 119,094.06

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