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Finding the Fourth Proportional to 73,165.02, 109,745.99 and 33,722.12

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Solution

The fourth proportional to 73,165.02, 109,745.99 and 33,722.12 is: 50,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,165.02 : 109,745.99 = 33,722.12 : x
  2. Step 2: Convert to fraction form
    73,165.02/109,745.99 = 33,722.12/x
  3. Step 3: Cross multiply
    73,165.02x = 109,745.99 × 33,722.12
  4. Step 4: Simplify right side
    73,165.02x = 3,700,867,676.51
  5. Step 5: Solve for x
    x = 3,700,867,676.51/73,165.02
  6. Step 6: Final answer
    x = 50,582.47

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Double scale
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Similar ratio
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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.