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Finding the Fourth Proportional to 127,665.03, 176,166.86 and 71,081.67

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Solution

The fourth proportional to 127,665.03, 176,166.86 and 71,081.67 is: 98,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,665.03 : 176,166.86 = 71,081.67 : x
  2. Step 2: Convert to fraction form
    127,665.03/176,166.86 = 71,081.67/x
  3. Step 3: Cross multiply
    127,665.03x = 176,166.86 × 71,081.67
  4. Step 4: Simplify right side
    127,665.03x = 12,522,234,252.05
  5. Step 5: Solve for x
    x = 12,522,234,252.05/127,665.03
  6. Step 6: Final answer
    x = 98,086.64

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