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Finding the Fourth Proportional to 132,370.10, 198,640.20 and 73,248.20

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Solution

The fourth proportional to 132,370.10, 198,640.20 and 73,248.20 is: 109,919.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,370.10 : 198,640.20 = 73,248.20 : x
  2. Step 2: Convert to fraction form
    132,370.10/198,640.20 = 73,248.20/x
  3. Step 3: Cross multiply
    132,370.10x = 198,640.20 × 73,248.20
  4. Step 4: Simplify right side
    132,370.10x = 14,550,037,097.64
  5. Step 5: Solve for x
    x = 14,550,037,097.64/132,370.10
  6. Step 6: Final answer
    x = 109,919.36

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