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Finding the Fourth Proportional to 108,553.90, 162,830.85 and 97,840.30

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Solution

The fourth proportional to 108,553.90, 162,830.85 and 97,840.30 is: 146,760.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,553.90 : 162,830.85 = 97,840.30 : x
  2. Step 2: Convert to fraction form
    108,553.90/162,830.85 = 97,840.30/x
  3. Step 3: Cross multiply
    108,553.90x = 162,830.85 × 97,840.30
  4. Step 4: Simplify right side
    108,553.90x = 15,931,419,213.26
  5. Step 5: Solve for x
    x = 15,931,419,213.26/108,553.90
  6. Step 6: Final answer
    x = 146,760.45

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