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Finding the Fourth Proportional to 95,427.80, 143,141.70 and 82,305.80

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Solution

The fourth proportional to 95,427.80, 143,141.70 and 82,305.80 is: 123,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,427.80 : 143,141.70 = 82,305.80 : x
  2. Step 2: Convert to fraction form
    95,427.80/143,141.70 = 82,305.80/x
  3. Step 3: Cross multiply
    95,427.80x = 143,141.70 × 82,305.80
  4. Step 4: Simplify right side
    95,427.80x = 11,781,392,131.86
  5. Step 5: Solve for x
    x = 11,781,392,131.86/95,427.80
  6. Step 6: Final answer
    x = 123,458.70

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