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Finding the Fourth Proportional to 124,817.22, 172,247.85 and 68,228.64

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Solution

The fourth proportional to 124,817.22, 172,247.85 and 68,228.64 is: 94,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,817.22 : 172,247.85 = 68,228.64 : x
  2. Step 2: Convert to fraction form
    124,817.22/172,247.85 = 68,228.64/x
  3. Step 3: Cross multiply
    124,817.22x = 172,247.85 × 68,228.64
  4. Step 4: Simplify right side
    124,817.22x = 11,752,236,548.42
  5. Step 5: Solve for x
    x = 11,752,236,548.42/124,817.22
  6. Step 6: Final answer
    x = 94,155.57

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