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Finding the Fourth Proportional to 159,825.93, 239,780.42 and 131,409.72

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Solution

The fourth proportional to 159,825.93, 239,780.42 and 131,409.72 is: 197,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,825.93 : 239,780.42 = 131,409.72 : x
  2. Step 2: Convert to fraction form
    159,825.93/239,780.42 = 131,409.72/x
  3. Step 3: Cross multiply
    159,825.93x = 239,780.42 × 131,409.72
  4. Step 4: Simplify right side
    159,825.93x = 31,509,477,196.63
  5. Step 5: Solve for x
    x = 31,509,477,196.63/159,825.93
  6. Step 6: Final answer
    x = 197,148.72

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