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Finding the Fourth Proportional to 220,925.20, 331,047.60 and 164,500.60

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Solution

The fourth proportional to 220,925.20, 331,047.60 and 164,500.60 is: 246,497.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,925.20 : 331,047.60 = 164,500.60 : x
  2. Step 2: Convert to fraction form
    220,925.20/331,047.60 = 164,500.60/x
  3. Step 3: Cross multiply
    220,925.20x = 331,047.60 × 164,500.60
  4. Step 4: Simplify right side
    220,925.20x = 54,457,528,828.56
  5. Step 5: Solve for x
    x = 54,457,528,828.56/220,925.20
  6. Step 6: Final answer
    x = 246,497.59

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