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Finding the Fourth Proportional to 125,566.58, 173,327.37 and 83,138.78

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Solution

The fourth proportional to 125,566.58, 173,327.37 and 83,138.78 is: 114,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,566.58 : 173,327.37 = 83,138.78 : x
  2. Step 2: Convert to fraction form
    125,566.58/173,327.37 = 83,138.78/x
  3. Step 3: Cross multiply
    125,566.58x = 173,327.37 × 83,138.78
  4. Step 4: Simplify right side
    125,566.58x = 14,410,226,082.41
  5. Step 5: Solve for x
    x = 14,410,226,082.41/125,566.58
  6. Step 6: Final answer
    x = 114,761.64

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