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Finding the Fourth Proportional to 108,700.97, 150,008.76 and 66,263.45

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Solution

The fourth proportional to 108,700.97, 150,008.76 and 66,263.45 is: 91,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,700.97 : 150,008.76 = 66,263.45 : x
  2. Step 2: Convert to fraction form
    108,700.97/150,008.76 = 66,263.45/x
  3. Step 3: Cross multiply
    108,700.97x = 150,008.76 × 66,263.45
  4. Step 4: Simplify right side
    108,700.97x = 9,940,097,217.78
  5. Step 5: Solve for x
    x = 9,940,097,217.78/108,700.97
  6. Step 6: Final answer
    x = 91,444.42

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