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Finding the Fourth Proportional to 167,710.40, 251,857.20 and 88,978.40

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Solution

The fourth proportional to 167,710.40, 251,857.20 and 88,978.40 is: 133,622.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,710.40 : 251,857.20 = 88,978.40 : x
  2. Step 2: Convert to fraction form
    167,710.40/251,857.20 = 88,978.40/x
  3. Step 3: Cross multiply
    167,710.40x = 251,857.20 × 88,978.40
  4. Step 4: Simplify right side
    167,710.40x = 22,409,850,684.48
  5. Step 5: Solve for x
    x = 22,409,850,684.48/167,710.40
  6. Step 6: Final answer
    x = 133,622.31

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