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Finding the Fourth Proportional to 177,724.60, 266,489.70 and 72,424.60

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Solution

The fourth proportional to 177,724.60, 266,489.70 and 72,424.60 is: 108,597.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,724.60 : 266,489.70 = 72,424.60 : x
  2. Step 2: Convert to fraction form
    177,724.60/266,489.70 = 72,424.60/x
  3. Step 3: Cross multiply
    177,724.60x = 266,489.70 × 72,424.60
  4. Step 4: Simplify right side
    177,724.60x = 19,300,409,926.62
  5. Step 5: Solve for x
    x = 19,300,409,926.62/177,724.60
  6. Step 6: Final answer
    x = 108,597.29

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