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Finding the Fourth Proportional to 188,661.84, 260,360.20 and 103,785.36

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Solution

The fourth proportional to 188,661.84, 260,360.20 and 103,785.36 is: 143,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,661.84 : 260,360.20 = 103,785.36 : x
  2. Step 2: Convert to fraction form
    188,661.84/260,360.20 = 103,785.36/x
  3. Step 3: Cross multiply
    188,661.84x = 260,360.20 × 103,785.36
  4. Step 4: Simplify right side
    188,661.84x = 27,021,577,086.67
  5. Step 5: Solve for x
    x = 27,021,577,086.67/188,661.84
  6. Step 6: Final answer
    x = 143,227.57

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