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Finding the Fourth Proportional to 261,635.20, 392,481.60 and 95,459.20

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Solution

The fourth proportional to 261,635.20, 392,481.60 and 95,459.20 is: 143,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,635.20 : 392,481.60 = 95,459.20 : x
  2. Step 2: Convert to fraction form
    261,635.20/392,481.60 = 95,459.20/x
  3. Step 3: Cross multiply
    261,635.20x = 392,481.60 × 95,459.20
  4. Step 4: Simplify right side
    261,635.20x = 37,465,979,550.72
  5. Step 5: Solve for x
    x = 37,465,979,550.72/261,635.20
  6. Step 6: Final answer
    x = 143,199.31

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