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Finding the Fourth Proportional to 118,528.20, 177,561.90 and 65,843.40

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Solution

The fourth proportional to 118,528.20, 177,561.90 and 65,843.40 is: 98,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,528.20 : 177,561.90 = 65,843.40 : x
  2. Step 2: Convert to fraction form
    118,528.20/177,561.90 = 65,843.40/x
  3. Step 3: Cross multiply
    118,528.20x = 177,561.90 × 65,843.40
  4. Step 4: Simplify right side
    118,528.20x = 11,691,279,206.46
  5. Step 5: Solve for x
    x = 11,691,279,206.46/118,528.20
  6. Step 6: Final answer
    x = 98,637.11

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