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Finding the Fourth Proportional to 106,474.43, 159,810.08 and 53,920.82

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Solution

The fourth proportional to 106,474.43, 159,810.08 and 53,920.82 is: 80,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,474.43 : 159,810.08 = 53,920.82 : x
  2. Step 2: Convert to fraction form
    106,474.43/159,810.08 = 53,920.82/x
  3. Step 3: Cross multiply
    106,474.43x = 159,810.08 × 53,920.82
  4. Step 4: Simplify right side
    106,474.43x = 8,617,090,687.79
  5. Step 5: Solve for x
    x = 8,617,090,687.79/106,474.43
  6. Step 6: Final answer
    x = 80,931.08

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