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Finding the Fourth Proportional to 146,405.92, 202,040.40 and 79,337.92

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Solution

The fourth proportional to 146,405.92, 202,040.40 and 79,337.92 is: 109,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,405.92 : 202,040.40 = 79,337.92 : x
  2. Step 2: Convert to fraction form
    146,405.92/202,040.40 = 79,337.92/x
  3. Step 3: Cross multiply
    146,405.92x = 202,040.40 × 79,337.92
  4. Step 4: Simplify right side
    146,405.92x = 16,029,465,091.97
  5. Step 5: Solve for x
    x = 16,029,465,091.97/146,405.92
  6. Step 6: Final answer
    x = 109,486.45

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