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Finding the Fourth Proportional to 109,060.40, 150,500.76 and 71,333.84

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Solution

The fourth proportional to 109,060.40, 150,500.76 and 71,333.84 is: 98,439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,060.40 : 150,500.76 = 71,333.84 : x
  2. Step 2: Convert to fraction form
    109,060.40/150,500.76 = 71,333.84/x
  3. Step 3: Cross multiply
    109,060.40x = 150,500.76 × 71,333.84
  4. Step 4: Simplify right side
    109,060.40x = 10,735,797,133.72
  5. Step 5: Solve for x
    x = 10,735,797,133.72/109,060.40
  6. Step 6: Final answer
    x = 98,439.00

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