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Finding the Fourth Proportional to 81,853.64, 112,893.96 and 53,182.50

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Solution

The fourth proportional to 81,853.64, 112,893.96 and 53,182.50 is: 73,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,853.64 : 112,893.96 = 53,182.50 : x
  2. Step 2: Convert to fraction form
    81,853.64/112,893.96 = 53,182.50/x
  3. Step 3: Cross multiply
    81,853.64x = 112,893.96 × 53,182.50
  4. Step 4: Simplify right side
    81,853.64x = 6,003,983,027.70
  5. Step 5: Solve for x
    x = 6,003,983,027.70/81,853.64
  6. Step 6: Final answer
    x = 73,350.23

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