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Finding the Fourth Proportional to 117,740.20, 176,207.10 and 71,026.60

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Solution

The fourth proportional to 117,740.20, 176,207.10 and 71,026.60 is: 106,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,740.20 : 176,207.10 = 71,026.60 : x
  2. Step 2: Convert to fraction form
    117,740.20/176,207.10 = 71,026.60/x
  3. Step 3: Cross multiply
    117,740.20x = 176,207.10 × 71,026.60
  4. Step 4: Simplify right side
    117,740.20x = 12,515,391,208.86
  5. Step 5: Solve for x
    x = 12,515,391,208.86/117,740.20
  6. Step 6: Final answer
    x = 106,296.67

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