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Finding the Fourth Proportional to 73,481.13, 101,409.21 and 42,445.71

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Solution

The fourth proportional to 73,481.13, 101,409.21 and 42,445.71 is: 58,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,481.13 : 101,409.21 = 42,445.71 : x
  2. Step 2: Convert to fraction form
    73,481.13/101,409.21 = 42,445.71/x
  3. Step 3: Cross multiply
    73,481.13x = 101,409.21 × 42,445.71
  4. Step 4: Simplify right side
    73,481.13x = 4,304,385,918.99
  5. Step 5: Solve for x
    x = 4,304,385,918.99/73,481.13
  6. Step 6: Final answer
    x = 58,578.11

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