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Finding the Fourth Proportional to 111,458.25, 167,197.10 and 28,352.25

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Solution

The fourth proportional to 111,458.25, 167,197.10 and 28,352.25 is: 42,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,458.25 : 167,197.10 = 28,352.25 : x
  2. Step 2: Convert to fraction form
    111,458.25/167,197.10 = 28,352.25/x
  3. Step 3: Cross multiply
    111,458.25x = 167,197.10 × 28,352.25
  4. Step 4: Simplify right side
    111,458.25x = 4,740,413,836.71
  5. Step 5: Solve for x
    x = 4,740,413,836.71/111,458.25
  6. Step 6: Final answer
    x = 42,530.85

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