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Finding the Fourth Proportional to 105,004.40, 144,841.65 and 67,213.04

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Solution

The fourth proportional to 105,004.40, 144,841.65 and 67,213.04 is: 92,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,004.40 : 144,841.65 = 67,213.04 : x
  2. Step 2: Convert to fraction form
    105,004.40/144,841.65 = 67,213.04/x
  3. Step 3: Cross multiply
    105,004.40x = 144,841.65 × 67,213.04
  4. Step 4: Simplify right side
    105,004.40x = 9,735,247,615.12
  5. Step 5: Solve for x
    x = 9,735,247,615.12/105,004.40
  6. Step 6: Final answer
    x = 92,712.76

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