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Finding the Fourth Proportional to 325,523.80, 488,055.30 and 148,115.80

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Solution

The fourth proportional to 325,523.80, 488,055.30 and 148,115.80 is: 222,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,523.80 : 488,055.30 = 148,115.80 : x
  2. Step 2: Convert to fraction form
    325,523.80/488,055.30 = 148,115.80/x
  3. Step 3: Cross multiply
    325,523.80x = 488,055.30 × 148,115.80
  4. Step 4: Simplify right side
    325,523.80x = 72,288,701,203.74
  5. Step 5: Solve for x
    x = 72,288,701,203.74/325,523.80
  6. Step 6: Final answer
    x = 222,068.87

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