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Finding the Fourth Proportional to 117,827.40, 176,481.90 and 115,235.40

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Solution

The fourth proportional to 117,827.40, 176,481.90 and 115,235.40 is: 172,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,827.40 : 176,481.90 = 115,235.40 : x
  2. Step 2: Convert to fraction form
    117,827.40/176,481.90 = 115,235.40/x
  3. Step 3: Cross multiply
    117,827.40x = 176,481.90 × 115,235.40
  4. Step 4: Simplify right side
    117,827.40x = 20,336,962,339.26
  5. Step 5: Solve for x
    x = 20,336,962,339.26/117,827.40
  6. Step 6: Final answer
    x = 172,599.60

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