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Finding the Fourth Proportional to 73,213.48, 101,033.70 and 39,678.76

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Solution

The fourth proportional to 73,213.48, 101,033.70 and 39,678.76 is: 54,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,213.48 : 101,033.70 = 39,678.76 : x
  2. Step 2: Convert to fraction form
    73,213.48/101,033.70 = 39,678.76/x
  3. Step 3: Cross multiply
    73,213.48x = 101,033.70 × 39,678.76
  4. Step 4: Simplify right side
    73,213.48x = 4,008,891,934.21
  5. Step 5: Solve for x
    x = 4,008,891,934.21/73,213.48
  6. Step 6: Final answer
    x = 54,756.20

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