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Finding the Fourth Proportional to 98,195.46, 147,357.78 and 53,853.36

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Solution

The fourth proportional to 98,195.46, 147,357.78 and 53,853.36 is: 80,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,195.46 : 147,357.78 = 53,853.36 : x
  2. Step 2: Convert to fraction form
    98,195.46/147,357.78 = 53,853.36/x
  3. Step 3: Cross multiply
    98,195.46x = 147,357.78 × 53,853.36
  4. Step 4: Simplify right side
    98,195.46x = 7,935,711,575.14
  5. Step 5: Solve for x
    x = 7,935,711,575.14/98,195.46
  6. Step 6: Final answer
    x = 80,815.46

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