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Finding the Fourth Proportional to 118,962.21, 164,172.03 and 65,247.44

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Solution

The fourth proportional to 118,962.21, 164,172.03 and 65,247.44 is: 90,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,962.21 : 164,172.03 = 65,247.44 : x
  2. Step 2: Convert to fraction form
    118,962.21/164,172.03 = 65,247.44/x
  3. Step 3: Cross multiply
    118,962.21x = 164,172.03 × 65,247.44
  4. Step 4: Simplify right side
    118,962.21x = 10,711,804,677.10
  5. Step 5: Solve for x
    x = 10,711,804,677.10/118,962.21
  6. Step 6: Final answer
    x = 90,043.76

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