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Finding the Fourth Proportional to 266,355.05, 367,555.91 and 145,494.59

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Solution

The fourth proportional to 266,355.05, 367,555.91 and 145,494.59 is: 200,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,355.05 : 367,555.91 = 145,494.59 : x
  2. Step 2: Convert to fraction form
    266,355.05/367,555.91 = 145,494.59/x
  3. Step 3: Cross multiply
    266,355.05x = 367,555.91 × 145,494.59
  4. Step 4: Simplify right side
    266,355.05x = 53,477,393,862.27
  5. Step 5: Solve for x
    x = 53,477,393,862.27/266,355.05
  6. Step 6: Final answer
    x = 200,774.85

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