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Finding the Fourth Proportional to 111,454.40, 167,181.60 and 74,064.80

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Solution

The fourth proportional to 111,454.40, 167,181.60 and 74,064.80 is: 111,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,454.40 : 167,181.60 = 74,064.80 : x
  2. Step 2: Convert to fraction form
    111,454.40/167,181.60 = 74,064.80/x
  3. Step 3: Cross multiply
    111,454.40x = 167,181.60 × 74,064.80
  4. Step 4: Simplify right side
    111,454.40x = 12,382,271,767.68
  5. Step 5: Solve for x
    x = 12,382,271,767.68/111,454.40
  6. Step 6: Final answer
    x = 111,097.20

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