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Finding the Fourth Proportional to 190,017.40, 284,847.90 and 71,768.20

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Solution

The fourth proportional to 190,017.40, 284,847.90 and 71,768.20 is: 107,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,017.40 : 284,847.90 = 71,768.20 : x
  2. Step 2: Convert to fraction form
    190,017.40/284,847.90 = 71,768.20/x
  3. Step 3: Cross multiply
    190,017.40x = 284,847.90 × 71,768.20
  4. Step 4: Simplify right side
    190,017.40x = 20,443,021,056.78
  5. Step 5: Solve for x
    x = 20,443,021,056.78/190,017.40
  6. Step 6: Final answer
    x = 107,585.00

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