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Finding the Fourth Proportional to 110,402.08, 165,457.28 and 40,213.96

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Solution

The fourth proportional to 110,402.08, 165,457.28 and 40,213.96 is: 60,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,402.08 : 165,457.28 = 40,213.96 : x
  2. Step 2: Convert to fraction form
    110,402.08/165,457.28 = 40,213.96/x
  3. Step 3: Cross multiply
    110,402.08x = 165,457.28 × 40,213.96
  4. Step 4: Simplify right side
    110,402.08x = 6,653,692,126.52
  5. Step 5: Solve for x
    x = 6,653,692,126.52/110,402.08
  6. Step 6: Final answer
    x = 60,267.82

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