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Finding the Fourth Proportional to 40,568.86, 60,764.28 and 33,469.01

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Solution

The fourth proportional to 40,568.86, 60,764.28 and 33,469.01 is: 50,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,568.86 : 60,764.28 = 33,469.01 : x
  2. Step 2: Convert to fraction form
    40,568.86/60,764.28 = 33,469.01/x
  3. Step 3: Cross multiply
    40,568.86x = 60,764.28 × 33,469.01
  4. Step 4: Simplify right side
    40,568.86x = 2,033,720,294.96
  5. Step 5: Solve for x
    x = 2,033,720,294.96/40,568.86
  6. Step 6: Final answer
    x = 50,130.08

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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.