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Finding the Fourth Proportional to 73,043.71, 109,519.99 and 33,550.14

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Solution

The fourth proportional to 73,043.71, 109,519.99 and 33,550.14 is: 50,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,043.71 : 109,519.99 = 33,550.14 : x
  2. Step 2: Convert to fraction form
    73,043.71/109,519.99 = 33,550.14/x
  3. Step 3: Cross multiply
    73,043.71x = 109,519.99 × 33,550.14
  4. Step 4: Simplify right side
    73,043.71x = 3,674,410,997.30
  5. Step 5: Solve for x
    x = 3,674,410,997.30/73,043.71
  6. Step 6: Final answer
    x = 50,304.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.