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Finding the Fourth Proportional to 105,816.88, 146,016.66 and 63,374.32

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Solution

The fourth proportional to 105,816.88, 146,016.66 and 63,374.32 is: 87,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,816.88 : 146,016.66 = 63,374.32 : x
  2. Step 2: Convert to fraction form
    105,816.88/146,016.66 = 63,374.32/x
  3. Step 3: Cross multiply
    105,816.88x = 146,016.66 × 63,374.32
  4. Step 4: Simplify right side
    105,816.88x = 9,253,706,536.17
  5. Step 5: Solve for x
    x = 9,253,706,536.17/105,816.88
  6. Step 6: Final answer
    x = 87,450.19

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