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Finding the Fourth Proportional to 147,588.90, 221,097.97 and 123,611.78

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Solution

The fourth proportional to 147,588.90, 221,097.97 and 123,611.78 is: 185,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,588.90 : 221,097.97 = 123,611.78 : x
  2. Step 2: Convert to fraction form
    147,588.90/221,097.97 = 123,611.78/x
  3. Step 3: Cross multiply
    147,588.90x = 221,097.97 × 123,611.78
  4. Step 4: Simplify right side
    147,588.90x = 27,330,313,626.09
  5. Step 5: Solve for x
    x = 27,330,313,626.09/147,588.90
  6. Step 6: Final answer
    x = 185,178.65

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