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Finding the Fourth Proportional to 122,840.76, 182,993.40 and 119,123.76

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Solution

The fourth proportional to 122,840.76, 182,993.40 and 119,123.76 is: 177,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,840.76 : 182,993.40 = 119,123.76 : x
  2. Step 2: Convert to fraction form
    122,840.76/182,993.40 = 119,123.76/x
  3. Step 3: Cross multiply
    122,840.76x = 182,993.40 × 119,123.76
  4. Step 4: Simplify right side
    122,840.76x = 21,798,861,863.18
  5. Step 5: Solve for x
    x = 21,798,861,863.18/122,840.76
  6. Step 6: Final answer
    x = 177,456.26

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