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Finding the Fourth Proportional to 266,100.54, 399,214.59 and 88,609.14

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Solution

The fourth proportional to 266,100.54, 399,214.59 and 88,609.14 is: 132,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,100.54 : 399,214.59 = 88,609.14 : x
  2. Step 2: Convert to fraction form
    266,100.54/399,214.59 = 88,609.14/x
  3. Step 3: Cross multiply
    266,100.54x = 399,214.59 × 88,609.14
  4. Step 4: Simplify right side
    266,100.54x = 35,374,061,495.35
  5. Step 5: Solve for x
    x = 35,374,061,495.35/266,100.54
  6. Step 6: Final answer
    x = 132,934.95

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