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Finding the Fourth Proportional to 127,658.25, 176,174.46 and 71,069.67

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Solution

The fourth proportional to 127,658.25, 176,174.46 and 71,069.67 is: 98,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,658.25 : 176,174.46 = 71,069.67 : x
  2. Step 2: Convert to fraction form
    127,658.25/176,174.46 = 71,069.67/x
  3. Step 3: Cross multiply
    127,658.25x = 176,174.46 × 71,069.67
  4. Step 4: Simplify right side
    127,658.25x = 12,520,660,734.63
  5. Step 5: Solve for x
    x = 12,520,660,734.63/127,658.25
  6. Step 6: Final answer
    x = 98,079.53

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