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Finding the Fourth Proportional to 135,176.41, 202,887.18 and 72,049.57

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Solution

The fourth proportional to 135,176.41, 202,887.18 and 72,049.57 is: 108,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,176.41 : 202,887.18 = 72,049.57 : x
  2. Step 2: Convert to fraction form
    135,176.41/202,887.18 = 72,049.57/x
  3. Step 3: Cross multiply
    135,176.41x = 202,887.18 × 72,049.57
  4. Step 4: Simplify right side
    135,176.41x = 14,617,934,077.51
  5. Step 5: Solve for x
    x = 14,617,934,077.51/135,176.41
  6. Step 6: Final answer
    x = 108,139.68

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