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Finding the Fourth Proportional to 108,372.70, 162,537.45 and 52,212.70

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Solution

The fourth proportional to 108,372.70, 162,537.45 and 52,212.70 is: 78,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,372.70 : 162,537.45 = 52,212.70 : x
  2. Step 2: Convert to fraction form
    108,372.70/162,537.45 = 52,212.70/x
  3. Step 3: Cross multiply
    108,372.70x = 162,537.45 × 52,212.70
  4. Step 4: Simplify right side
    108,372.70x = 8,486,519,115.62
  5. Step 5: Solve for x
    x = 8,486,519,115.62/108,372.70
  6. Step 6: Final answer
    x = 78,308.64

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