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Finding the Fourth Proportional to 220,033.80, 330,100.25 and 118,829.61

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Solution

The fourth proportional to 220,033.80, 330,100.25 and 118,829.61 is: 178,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,033.80 : 330,100.25 = 118,829.61 : x
  2. Step 2: Convert to fraction form
    220,033.80/330,100.25 = 118,829.61/x
  3. Step 3: Cross multiply
    220,033.80x = 330,100.25 × 118,829.61
  4. Step 4: Simplify right side
    220,033.80x = 39,225,683,374.25
  5. Step 5: Solve for x
    x = 39,225,683,374.25/220,033.80
  6. Step 6: Final answer
    x = 178,271.17

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