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Finding the Fourth Proportional to 107,827.80, 161,741.70 and 68,267.40

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Solution

The fourth proportional to 107,827.80, 161,741.70 and 68,267.40 is: 102,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,827.80 : 161,741.70 = 68,267.40 : x
  2. Step 2: Convert to fraction form
    107,827.80/161,741.70 = 68,267.40/x
  3. Step 3: Cross multiply
    107,827.80x = 161,741.70 × 68,267.40
  4. Step 4: Simplify right side
    107,827.80x = 11,041,685,330.58
  5. Step 5: Solve for x
    x = 11,041,685,330.58/107,827.80
  6. Step 6: Final answer
    x = 102,401.10

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