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Finding the Fourth Proportional to 117,822.80, 176,734.20 and 75,832.40

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Solution

The fourth proportional to 117,822.80, 176,734.20 and 75,832.40 is: 113,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,822.80 : 176,734.20 = 75,832.40 : x
  2. Step 2: Convert to fraction form
    117,822.80/176,734.20 = 75,832.40/x
  3. Step 3: Cross multiply
    117,822.80x = 176,734.20 × 75,832.40
  4. Step 4: Simplify right side
    117,822.80x = 13,402,178,548.08
  5. Step 5: Solve for x
    x = 13,402,178,548.08/117,822.80
  6. Step 6: Final answer
    x = 113,748.60

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