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Finding the Fourth Proportional to 109,055.10, 163,582.65 and 82,811.10

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Solution

The fourth proportional to 109,055.10, 163,582.65 and 82,811.10 is: 124,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,055.10 : 163,582.65 = 82,811.10 : x
  2. Step 2: Convert to fraction form
    109,055.10/163,582.65 = 82,811.10/x
  3. Step 3: Cross multiply
    109,055.10x = 163,582.65 × 82,811.10
  4. Step 4: Simplify right side
    109,055.10x = 13,546,459,187.42
  5. Step 5: Solve for x
    x = 13,546,459,187.42/109,055.10
  6. Step 6: Final answer
    x = 124,216.65

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