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Finding the Fourth Proportional to 124,818.73, 172,249.85 and 67,457.88

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Solution

The fourth proportional to 124,818.73, 172,249.85 and 67,457.88 is: 93,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818.73 : 172,249.85 = 67,457.88 : x
  2. Step 2: Convert to fraction form
    124,818.73/172,249.85 = 67,457.88/x
  3. Step 3: Cross multiply
    124,818.73x = 172,249.85 × 67,457.88
  4. Step 4: Simplify right side
    124,818.73x = 11,619,609,879.96
  5. Step 5: Solve for x
    x = 11,619,609,879.96/124,818.73
  6. Step 6: Final answer
    x = 93,091.88

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