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Finding the Fourth Proportional to 122,060.20, 168,459.30 and 68,348.20

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Solution

The fourth proportional to 122,060.20, 168,459.30 and 68,348.20 is: 94,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,060.20 : 168,459.30 = 68,348.20 : x
  2. Step 2: Convert to fraction form
    122,060.20/168,459.30 = 68,348.20/x
  3. Step 3: Cross multiply
    122,060.20x = 168,459.30 × 68,348.20
  4. Step 4: Simplify right side
    122,060.20x = 11,513,889,928.26
  5. Step 5: Solve for x
    x = 11,513,889,928.26/122,060.20
  6. Step 6: Final answer
    x = 94,329.60

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