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Finding the Fourth Proportional to 108,432.20, 162,648.30 and 101,865.80

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Solution

The fourth proportional to 108,432.20, 162,648.30 and 101,865.80 is: 152,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,432.20 : 162,648.30 = 101,865.80 : x
  2. Step 2: Convert to fraction form
    108,432.20/162,648.30 = 101,865.80/x
  3. Step 3: Cross multiply
    108,432.20x = 162,648.30 × 101,865.80
  4. Step 4: Simplify right side
    108,432.20x = 16,568,299,198.14
  5. Step 5: Solve for x
    x = 16,568,299,198.14/108,432.20
  6. Step 6: Final answer
    x = 152,798.70

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