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Finding the Fourth Proportional to 73,742.58, 110,650.79 and 33,761.49

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Solution

The fourth proportional to 73,742.58, 110,650.79 and 33,761.49 is: 50,659.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,742.58 : 110,650.79 = 33,761.49 : x
  2. Step 2: Convert to fraction form
    73,742.58/110,650.79 = 33,761.49/x
  3. Step 3: Cross multiply
    73,742.58x = 110,650.79 × 33,761.49
  4. Step 4: Simplify right side
    73,742.58x = 3,735,735,371.27
  5. Step 5: Solve for x
    x = 3,735,735,371.27/73,742.58
  6. Step 6: Final answer
    x = 50,659.14

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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.