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Finding the Fourth Proportional to 74,051.20, 111,083.12 and 26,015.60

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Solution

The fourth proportional to 74,051.20, 111,083.12 and 26,015.60 is: 39,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,051.20 : 111,083.12 = 26,015.60 : x
  2. Step 2: Convert to fraction form
    74,051.20/111,083.12 = 26,015.60/x
  3. Step 3: Cross multiply
    74,051.20x = 111,083.12 × 26,015.60
  4. Step 4: Simplify right side
    74,051.20x = 2,889,894,016.67
  5. Step 5: Solve for x
    x = 2,889,894,016.67/74,051.20
  6. Step 6: Final answer
    x = 39,025.62

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