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Finding the Fourth Proportional to 367,798.40, 551,697.60 and 131,148.80

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Solution

The fourth proportional to 367,798.40, 551,697.60 and 131,148.80 is: 196,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,798.40 : 551,697.60 = 131,148.80 : x
  2. Step 2: Convert to fraction form
    367,798.40/551,697.60 = 131,148.80/x
  3. Step 3: Cross multiply
    367,798.40x = 551,697.60 × 131,148.80
  4. Step 4: Simplify right side
    367,798.40x = 72,354,478,202.88
  5. Step 5: Solve for x
    x = 72,354,478,202.88/367,798.40
  6. Step 6: Final answer
    x = 196,723.20

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