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Finding the Fourth Proportional to 67,390.80, 101,005.20 and 27,927.60

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Solution

The fourth proportional to 67,390.80, 101,005.20 and 27,927.60 is: 41,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,390.80 : 101,005.20 = 27,927.60 : x
  2. Step 2: Convert to fraction form
    67,390.80/101,005.20 = 27,927.60/x
  3. Step 3: Cross multiply
    67,390.80x = 101,005.20 × 27,927.60
  4. Step 4: Simplify right side
    67,390.80x = 2,820,832,823.52
  5. Step 5: Solve for x
    x = 2,820,832,823.52/67,390.80
  6. Step 6: Final answer
    x = 41,857.83

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