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Finding the Fourth Proportional to 177,550.40, 266,476.80 and 72,444.80

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Solution

The fourth proportional to 177,550.40, 266,476.80 and 72,444.80 is: 108,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,550.40 : 266,476.80 = 72,444.80 : x
  2. Step 2: Convert to fraction form
    177,550.40/266,476.80 = 72,444.80/x
  3. Step 3: Cross multiply
    177,550.40x = 266,476.80 × 72,444.80
  4. Step 4: Simplify right side
    177,550.40x = 19,304,858,480.64
  5. Step 5: Solve for x
    x = 19,304,858,480.64/177,550.40
  6. Step 6: Final answer
    x = 108,728.89

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