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Finding the Fourth Proportional to 197,142.40, 295,324.80 and 118,021.60

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Solution

The fourth proportional to 197,142.40, 295,324.80 and 118,021.60 is: 176,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,142.40 : 295,324.80 = 118,021.60 : x
  2. Step 2: Convert to fraction form
    197,142.40/295,324.80 = 118,021.60/x
  3. Step 3: Cross multiply
    197,142.40x = 295,324.80 × 118,021.60
  4. Step 4: Simplify right side
    197,142.40x = 34,854,705,415.68
  5. Step 5: Solve for x
    x = 34,854,705,415.68/197,142.40
  6. Step 6: Final answer
    x = 176,799.64

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