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Finding the Fourth Proportional to 122,071.92, 168,476.30 and 88,190.02

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Solution

The fourth proportional to 122,071.92, 168,476.30 and 88,190.02 is: 121,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,071.92 : 168,476.30 = 88,190.02 : x
  2. Step 2: Convert to fraction form
    122,071.92/168,476.30 = 88,190.02/x
  3. Step 3: Cross multiply
    122,071.92x = 168,476.30 × 88,190.02
  4. Step 4: Simplify right side
    122,071.92x = 14,857,928,266.53
  5. Step 5: Solve for x
    x = 14,857,928,266.53/122,071.92
  6. Step 6: Final answer
    x = 121,714.55

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