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Finding the Fourth Proportional to 73,108.76, 100,890.24 and 39,574.76

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Solution

The fourth proportional to 73,108.76, 100,890.24 and 39,574.76 is: 54,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,108.76 : 100,890.24 = 39,574.76 : x
  2. Step 2: Convert to fraction form
    73,108.76/100,890.24 = 39,574.76/x
  3. Step 3: Cross multiply
    73,108.76x = 100,890.24 × 39,574.76
  4. Step 4: Simplify right side
    73,108.76x = 3,992,707,034.34
  5. Step 5: Solve for x
    x = 3,992,707,034.34/73,108.76
  6. Step 6: Final answer
    x = 54,613.25

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