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Finding the Fourth Proportional to 154,410.80, 231,616.20 and 43,602.80

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Solution

The fourth proportional to 154,410.80, 231,616.20 and 43,602.80 is: 65,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,410.80 : 231,616.20 = 43,602.80 : x
  2. Step 2: Convert to fraction form
    154,410.80/231,616.20 = 43,602.80/x
  3. Step 3: Cross multiply
    154,410.80x = 231,616.20 × 43,602.80
  4. Step 4: Simplify right side
    154,410.80x = 10,099,114,845.36
  5. Step 5: Solve for x
    x = 10,099,114,845.36/154,410.80
  6. Step 6: Final answer
    x = 65,404.20

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