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Finding the Fourth Proportional to 225,774.51, 311,568.84 and 122,409.06

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Solution

The fourth proportional to 225,774.51, 311,568.84 and 122,409.06 is: 168,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,774.51 : 311,568.84 = 122,409.06 : x
  2. Step 2: Convert to fraction form
    225,774.51/311,568.84 = 122,409.06/x
  3. Step 3: Cross multiply
    225,774.51x = 311,568.84 × 122,409.06
  4. Step 4: Simplify right side
    225,774.51x = 38,138,848,829.69
  5. Step 5: Solve for x
    x = 38,138,848,829.69/225,774.51
  6. Step 6: Final answer
    x = 168,924.51

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