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Finding the Fourth Proportional to 125,632.80, 188,449.20 and 124,320.60

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Solution

The fourth proportional to 125,632.80, 188,449.20 and 124,320.60 is: 186,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,632.80 : 188,449.20 = 124,320.60 : x
  2. Step 2: Convert to fraction form
    125,632.80/188,449.20 = 124,320.60/x
  3. Step 3: Cross multiply
    125,632.80x = 188,449.20 × 124,320.60
  4. Step 4: Simplify right side
    125,632.80x = 23,428,117,613.52
  5. Step 5: Solve for x
    x = 23,428,117,613.52/125,632.80
  6. Step 6: Final answer
    x = 186,480.90

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