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Finding the Fourth Proportional to 168,564.80, 252,847.20 and 154,130.60

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Solution

The fourth proportional to 168,564.80, 252,847.20 and 154,130.60 is: 231,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,564.80 : 252,847.20 = 154,130.60 : x
  2. Step 2: Convert to fraction form
    168,564.80/252,847.20 = 154,130.60/x
  3. Step 3: Cross multiply
    168,564.80x = 252,847.20 × 154,130.60
  4. Step 4: Simplify right side
    168,564.80x = 38,971,490,644.32
  5. Step 5: Solve for x
    x = 38,971,490,644.32/168,564.80
  6. Step 6: Final answer
    x = 231,195.90

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