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Finding the Fourth Proportional to 125,622.80, 188,434.20 and 119,499.20

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Solution

The fourth proportional to 125,622.80, 188,434.20 and 119,499.20 is: 179,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,622.80 : 188,434.20 = 119,499.20 : x
  2. Step 2: Convert to fraction form
    125,622.80/188,434.20 = 119,499.20/x
  3. Step 3: Cross multiply
    125,622.80x = 188,434.20 × 119,499.20
  4. Step 4: Simplify right side
    125,622.80x = 22,517,736,152.64
  5. Step 5: Solve for x
    x = 22,517,736,152.64/125,622.80
  6. Step 6: Final answer
    x = 179,248.80

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