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Finding the Fourth Proportional to 177,040.40, 265,711.80 and 71,934.80

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Solution

The fourth proportional to 177,040.40, 265,711.80 and 71,934.80 is: 107,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,040.40 : 265,711.80 = 71,934.80 : x
  2. Step 2: Convert to fraction form
    177,040.40/265,711.80 = 71,934.80/x
  3. Step 3: Cross multiply
    177,040.40x = 265,711.80 × 71,934.80
  4. Step 4: Simplify right side
    177,040.40x = 19,113,925,190.64
  5. Step 5: Solve for x
    x = 19,113,925,190.64/177,040.40
  6. Step 6: Final answer
    x = 107,963.64

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