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Finding the Fourth Proportional to 190,364.86, 262,699.58 and 105,481.18

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Solution

The fourth proportional to 190,364.86, 262,699.58 and 105,481.18 is: 145,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,364.86 : 262,699.58 = 105,481.18 : x
  2. Step 2: Convert to fraction form
    190,364.86/262,699.58 = 105,481.18/x
  3. Step 3: Cross multiply
    190,364.86x = 262,699.58 × 105,481.18
  4. Step 4: Simplify right side
    190,364.86x = 27,709,861,683.90
  5. Step 5: Solve for x
    x = 27,709,861,683.90/190,364.86
  6. Step 6: Final answer
    x = 145,561.85

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