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Finding the Fourth Proportional to 73,662.40, 110,234.40 and 50,334.40

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Solution

The fourth proportional to 73,662.40, 110,234.40 and 50,334.40 is: 75,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,662.40 : 110,234.40 = 50,334.40 : x
  2. Step 2: Convert to fraction form
    73,662.40/110,234.40 = 50,334.40/x
  3. Step 3: Cross multiply
    73,662.40x = 110,234.40 × 50,334.40
  4. Step 4: Simplify right side
    73,662.40x = 5,548,582,383.36
  5. Step 5: Solve for x
    x = 5,548,582,383.36/73,662.40
  6. Step 6: Final answer
    x = 75,324.49

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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.