Home / 109,979.11-164,935.68-57,359.89

Finding the Fourth Proportional to 109,979.11, 164,935.68 and 57,359.89

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Solution

The fourth proportional to 109,979.11, 164,935.68 and 57,359.89 is: 86,022.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,979.11 : 164,935.68 = 57,359.89 : x
  2. Step 2: Convert to fraction form
    109,979.11/164,935.68 = 57,359.89/x
  3. Step 3: Cross multiply
    109,979.11x = 164,935.68 × 57,359.89
  4. Step 4: Simplify right side
    109,979.11x = 9,460,692,461.88
  5. Step 5: Solve for x
    x = 9,460,692,461.88/109,979.11
  6. Step 6: Final answer
    x = 86,022.63

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