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Finding the Fourth Proportional to 123,711.70, 185,567.55 and 53,727.70

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Solution

The fourth proportional to 123,711.70, 185,567.55 and 53,727.70 is: 80,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,711.70 : 185,567.55 = 53,727.70 : x
  2. Step 2: Convert to fraction form
    123,711.70/185,567.55 = 53,727.70/x
  3. Step 3: Cross multiply
    123,711.70x = 185,567.55 × 53,727.70
  4. Step 4: Simplify right side
    123,711.70x = 9,970,117,656.14
  5. Step 5: Solve for x
    x = 9,970,117,656.14/123,711.70
  6. Step 6: Final answer
    x = 80,591.55

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