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Finding the Fourth Proportional to 367,431.60, 551,147.40 and 157,090.80

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Solution

The fourth proportional to 367,431.60, 551,147.40 and 157,090.80 is: 235,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,431.60 : 551,147.40 = 157,090.80 : x
  2. Step 2: Convert to fraction form
    367,431.60/551,147.40 = 157,090.80/x
  3. Step 3: Cross multiply
    367,431.60x = 551,147.40 × 157,090.80
  4. Step 4: Simplify right side
    367,431.60x = 86,580,185,983.92
  5. Step 5: Solve for x
    x = 86,580,185,983.92/367,431.60
  6. Step 6: Final answer
    x = 235,636.20

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