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Finding the Fourth Proportional to 124,749.52, 172,154.43 and 67,388.83

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Solution

The fourth proportional to 124,749.52, 172,154.43 and 67,388.83 is: 92,996.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,749.52 : 172,154.43 = 67,388.83 : x
  2. Step 2: Convert to fraction form
    124,749.52/172,154.43 = 67,388.83/x
  3. Step 3: Cross multiply
    124,749.52x = 172,154.43 × 67,388.83
  4. Step 4: Simplify right side
    124,749.52x = 11,601,285,186.63
  5. Step 5: Solve for x
    x = 11,601,285,186.63/124,749.52
  6. Step 6: Final answer
    x = 92,996.63

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