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Finding the Fourth Proportional to 108,512.40, 162,776.70 and 38,382.60

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Solution

The fourth proportional to 108,512.40, 162,776.70 and 38,382.60 is: 57,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,512.40 : 162,776.70 = 38,382.60 : x
  2. Step 2: Convert to fraction form
    108,512.40/162,776.70 = 38,382.60/x
  3. Step 3: Cross multiply
    108,512.40x = 162,776.70 × 38,382.60
  4. Step 4: Simplify right side
    108,512.40x = 6,247,792,965.42
  5. Step 5: Solve for x
    x = 6,247,792,965.42/108,512.40
  6. Step 6: Final answer
    x = 57,576.77

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