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Finding the Fourth Proportional to 67,829.40, 101,715.30 and 32,779.80

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Solution

The fourth proportional to 67,829.40, 101,715.30 and 32,779.80 is: 49,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829.40 : 101,715.30 = 32,779.80 : x
  2. Step 2: Convert to fraction form
    67,829.40/101,715.30 = 32,779.80/x
  3. Step 3: Cross multiply
    67,829.40x = 101,715.30 × 32,779.80
  4. Step 4: Simplify right side
    67,829.40x = 3,334,207,190.94
  5. Step 5: Solve for x
    x = 3,334,207,190.94/67,829.40
  6. Step 6: Final answer
    x = 49,155.78

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