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Finding the Fourth Proportional to 56,249.92, 84,392.52 and 33,786.37

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Solution

The fourth proportional to 56,249.92, 84,392.52 and 33,786.37 is: 50,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,249.92 : 84,392.52 = 33,786.37 : x
  2. Step 2: Convert to fraction form
    56,249.92/84,392.52 = 33,786.37/x
  3. Step 3: Cross multiply
    56,249.92x = 84,392.52 × 33,786.37
  4. Step 4: Simplify right side
    56,249.92x = 2,851,316,905.95
  5. Step 5: Solve for x
    x = 2,851,316,905.95/56,249.92
  6. Step 6: Final answer
    x = 50,690.15

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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.