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Finding the Fourth Proportional to 238,553.80, 357,830.70 and 127,961.80

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Solution

The fourth proportional to 238,553.80, 357,830.70 and 127,961.80 is: 191,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,553.80 : 357,830.70 = 127,961.80 : x
  2. Step 2: Convert to fraction form
    238,553.80/357,830.70 = 127,961.80/x
  3. Step 3: Cross multiply
    238,553.80x = 357,830.70 × 127,961.80
  4. Step 4: Simplify right side
    238,553.80x = 45,788,660,467.26
  5. Step 5: Solve for x
    x = 45,788,660,467.26/238,553.80
  6. Step 6: Final answer
    x = 191,942.70

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