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Finding the Fourth Proportional to 236,089.94, 325,794.63 and 128,657.66

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Solution

The fourth proportional to 236,089.94, 325,794.63 and 128,657.66 is: 177,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,089.94 : 325,794.63 = 128,657.66 : x
  2. Step 2: Convert to fraction form
    236,089.94/325,794.63 = 128,657.66/x
  3. Step 3: Cross multiply
    236,089.94x = 325,794.63 × 128,657.66
  4. Step 4: Simplify right side
    236,089.94x = 41,915,974,811.59
  5. Step 5: Solve for x
    x = 41,915,974,811.59/236,089.94
  6. Step 6: Final answer
    x = 177,542.40

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