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Finding the Fourth Proportional to 190,101.96, 262,329.84 and 105,213.96

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Solution

The fourth proportional to 190,101.96, 262,329.84 and 105,213.96 is: 145,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,101.96 : 262,329.84 = 105,213.96 : x
  2. Step 2: Convert to fraction form
    190,101.96/262,329.84 = 105,213.96/x
  3. Step 3: Cross multiply
    190,101.96x = 262,329.84 × 105,213.96
  4. Step 4: Simplify right side
    190,101.96x = 27,600,761,292.57
  5. Step 5: Solve for x
    x = 27,600,761,292.57/190,101.96
  6. Step 6: Final answer
    x = 145,189.25

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