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Finding the Fourth Proportional to 119,752.40, 179,628.60 and 80,094.80

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Solution

The fourth proportional to 119,752.40, 179,628.60 and 80,094.80 is: 120,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,752.40 : 179,628.60 = 80,094.80 : x
  2. Step 2: Convert to fraction form
    119,752.40/179,628.60 = 80,094.80/x
  3. Step 3: Cross multiply
    119,752.40x = 179,628.60 × 80,094.80
  4. Step 4: Simplify right side
    119,752.40x = 14,387,316,791.28
  5. Step 5: Solve for x
    x = 14,387,316,791.28/119,752.40
  6. Step 6: Final answer
    x = 120,142.20

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