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Finding the Fourth Proportional to 136,276, 204,578.16 and 98,353.42

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Solution

The fourth proportional to 136,276, 204,578.16 and 98,353.42 is: 147,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,276 : 204,578.16 = 98,353.42 : x
  2. Step 2: Convert to fraction form
    136,276/204,578.16 = 98,353.42/x
  3. Step 3: Cross multiply
    136,276x = 204,578.16 × 98,353.42
  4. Step 4: Simplify right side
    136,276x = 20,120,961,693.31
  5. Step 5: Solve for x
    x = 20,120,961,693.31/136,276
  6. Step 6: Final answer
    x = 147,648.61

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