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Finding the Fourth Proportional to 107,813.10, 161,719.65 and 82,901.10

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Solution

The fourth proportional to 107,813.10, 161,719.65 and 82,901.10 is: 124,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,813.10 : 161,719.65 = 82,901.10 : x
  2. Step 2: Convert to fraction form
    107,813.10/161,719.65 = 82,901.10/x
  3. Step 3: Cross multiply
    107,813.10x = 161,719.65 × 82,901.10
  4. Step 4: Simplify right side
    107,813.10x = 13,406,736,876.62
  5. Step 5: Solve for x
    x = 13,406,736,876.62/107,813.10
  6. Step 6: Final answer
    x = 124,351.65

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