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Finding the Fourth Proportional to 176,876.80, 265,315.20 and 120,889.60

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Solution

The fourth proportional to 176,876.80, 265,315.20 and 120,889.60 is: 181,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,876.80 : 265,315.20 = 120,889.60 : x
  2. Step 2: Convert to fraction form
    176,876.80/265,315.20 = 120,889.60/x
  3. Step 3: Cross multiply
    176,876.80x = 265,315.20 × 120,889.60
  4. Step 4: Simplify right side
    176,876.80x = 32,073,848,401.92
  5. Step 5: Solve for x
    x = 32,073,848,401.92/176,876.80
  6. Step 6: Final answer
    x = 181,334.40

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