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Finding the Fourth Proportional to 223,840.82, 308,894.44 and 121,864.04

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Solution

The fourth proportional to 223,840.82, 308,894.44 and 121,864.04 is: 168,169.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,840.82 : 308,894.44 = 121,864.04 : x
  2. Step 2: Convert to fraction form
    223,840.82/308,894.44 = 121,864.04/x
  3. Step 3: Cross multiply
    223,840.82x = 308,894.44 × 121,864.04
  4. Step 4: Simplify right side
    223,840.82x = 37,643,124,629.57
  5. Step 5: Solve for x
    x = 37,643,124,629.57/223,840.82
  6. Step 6: Final answer
    x = 168,169.17

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