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Finding the Fourth Proportional to 83,141.56, 114,735.46 and 45,415.82

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Solution

The fourth proportional to 83,141.56, 114,735.46 and 45,415.82 is: 62,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,141.56 : 114,735.46 = 45,415.82 : x
  2. Step 2: Convert to fraction form
    83,141.56/114,735.46 = 45,415.82/x
  3. Step 3: Cross multiply
    83,141.56x = 114,735.46 × 45,415.82
  4. Step 4: Simplify right side
    83,141.56x = 5,210,804,998.98
  5. Step 5: Solve for x
    x = 5,210,804,998.98/83,141.56
  6. Step 6: Final answer
    x = 62,673.89

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