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Finding the Fourth Proportional to 72,887.23, 109,346.19 and 41,312.42

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Solution

The fourth proportional to 72,887.23, 109,346.19 and 41,312.42 is: 61,977.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,887.23 : 109,346.19 = 41,312.42 : x
  2. Step 2: Convert to fraction form
    72,887.23/109,346.19 = 41,312.42/x
  3. Step 3: Cross multiply
    72,887.23x = 109,346.19 × 41,312.42
  4. Step 4: Simplify right side
    72,887.23x = 4,517,355,435.08
  5. Step 5: Solve for x
    x = 4,517,355,435.08/72,887.23
  6. Step 6: Final answer
    x = 61,977.32

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