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Finding the Fourth Proportional to 118,546.47, 163,653.62 and 91,628.15

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Solution

The fourth proportional to 118,546.47, 163,653.62 and 91,628.15 is: 126,492.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,546.47 : 163,653.62 = 91,628.15 : x
  2. Step 2: Convert to fraction form
    118,546.47/163,653.62 = 91,628.15/x
  3. Step 3: Cross multiply
    118,546.47x = 163,653.62 × 91,628.15
  4. Step 4: Simplify right side
    118,546.47x = 14,995,278,441.40
  5. Step 5: Solve for x
    x = 14,995,278,441.40/118,546.47
  6. Step 6: Final answer
    x = 126,492.83

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