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Finding the Fourth Proportional to 179,155.20, 268,732.80 and 65,311.55

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Solution

The fourth proportional to 179,155.20, 268,732.80 and 65,311.55 is: 97,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,155.20 : 268,732.80 = 65,311.55 : x
  2. Step 2: Convert to fraction form
    179,155.20/268,732.80 = 65,311.55/x
  3. Step 3: Cross multiply
    179,155.20x = 268,732.80 × 65,311.55
  4. Step 4: Simplify right side
    179,155.20x = 17,551,355,703.84
  5. Step 5: Solve for x
    x = 17,551,355,703.84/179,155.20
  6. Step 6: Final answer
    x = 97,967.33

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