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Finding the Fourth Proportional to 111,351.25, 167,036.61 and 28,245.25

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Solution

The fourth proportional to 111,351.25, 167,036.61 and 28,245.25 is: 42,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,351.25 : 167,036.61 = 28,245.25 : x
  2. Step 2: Convert to fraction form
    111,351.25/167,036.61 = 28,245.25/x
  3. Step 3: Cross multiply
    111,351.25x = 167,036.61 × 28,245.25
  4. Step 4: Simplify right side
    111,351.25x = 4,717,990,808.60
  5. Step 5: Solve for x
    x = 4,717,990,808.60/111,351.25
  6. Step 6: Final answer
    x = 42,370.34

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