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Finding the Fourth Proportional to 111,908.40, 167,862.60 and 38,036.40

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Solution

The fourth proportional to 111,908.40, 167,862.60 and 38,036.40 is: 57,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,908.40 : 167,862.60 = 38,036.40 : x
  2. Step 2: Convert to fraction form
    111,908.40/167,862.60 = 38,036.40/x
  3. Step 3: Cross multiply
    111,908.40x = 167,862.60 × 38,036.40
  4. Step 4: Simplify right side
    111,908.40x = 6,384,888,998.64
  5. Step 5: Solve for x
    x = 6,384,888,998.64/111,908.40
  6. Step 6: Final answer
    x = 57,054.60

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