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Finding the Fourth Proportional to 177,206.80, 265,810.20 and 77,414.80

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Solution

The fourth proportional to 177,206.80, 265,810.20 and 77,414.80 is: 116,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,206.80 : 265,810.20 = 77,414.80 : x
  2. Step 2: Convert to fraction form
    177,206.80/265,810.20 = 77,414.80/x
  3. Step 3: Cross multiply
    177,206.80x = 265,810.20 × 77,414.80
  4. Step 4: Simplify right side
    177,206.80x = 20,577,643,470.96
  5. Step 5: Solve for x
    x = 20,577,643,470.96/177,206.80
  6. Step 6: Final answer
    x = 116,122.20

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