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Finding the Fourth Proportional to 166,774.20, 249,991.20 and 82,404.60

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Solution

The fourth proportional to 166,774.20, 249,991.20 and 82,404.60 is: 123,522.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,774.20 : 249,991.20 = 82,404.60 : x
  2. Step 2: Convert to fraction form
    166,774.20/249,991.20 = 82,404.60/x
  3. Step 3: Cross multiply
    166,774.20x = 249,991.20 × 82,404.60
  4. Step 4: Simplify right side
    166,774.20x = 20,600,424,839.52
  5. Step 5: Solve for x
    x = 20,600,424,839.52/166,774.20
  6. Step 6: Final answer
    x = 123,522.85

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