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Finding the Fourth Proportional to 125,176.60, 172,743.78 and 68,587.96

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Solution

The fourth proportional to 125,176.60, 172,743.78 and 68,587.96 is: 94,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,176.60 : 172,743.78 = 68,587.96 : x
  2. Step 2: Convert to fraction form
    125,176.60/172,743.78 = 68,587.96/x
  3. Step 3: Cross multiply
    125,176.60x = 172,743.78 × 68,587.96
  4. Step 4: Simplify right side
    125,176.60x = 11,848,143,472.89
  5. Step 5: Solve for x
    x = 11,848,143,472.89/125,176.60
  6. Step 6: Final answer
    x = 94,651.42

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