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Finding the Fourth Proportional to 220,557.66, 330,869.30 and 102,240.96

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Solution

The fourth proportional to 220,557.66, 330,869.30 and 102,240.96 is: 153,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,557.66 : 330,869.30 = 102,240.96 : x
  2. Step 2: Convert to fraction form
    220,557.66/330,869.30 = 102,240.96/x
  3. Step 3: Cross multiply
    220,557.66x = 330,869.30 × 102,240.96
  4. Step 4: Simplify right side
    220,557.66x = 33,828,394,355.32
  5. Step 5: Solve for x
    x = 33,828,394,355.32/220,557.66
  6. Step 6: Final answer
    x = 153,376.65

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