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Finding the Fourth Proportional to 192,131.14, 265,139.95 and 111,578.47

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Solution

The fourth proportional to 192,131.14, 265,139.95 and 111,578.47 is: 153,977.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,131.14 : 265,139.95 = 111,578.47 : x
  2. Step 2: Convert to fraction form
    192,131.14/265,139.95 = 111,578.47/x
  3. Step 3: Cross multiply
    192,131.14x = 265,139.95 × 111,578.47
  4. Step 4: Simplify right side
    192,131.14x = 29,583,909,956.88
  5. Step 5: Solve for x
    x = 29,583,909,956.88/192,131.14
  6. Step 6: Final answer
    x = 153,977.69

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