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Finding the Fourth Proportional to 56,589.32, 84,754.80 and 27,027.98

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Solution

The fourth proportional to 56,589.32, 84,754.80 and 27,027.98 is: 40,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,589.32 : 84,754.80 = 27,027.98 : x
  2. Step 2: Convert to fraction form
    56,589.32/84,754.80 = 27,027.98/x
  3. Step 3: Cross multiply
    56,589.32x = 84,754.80 × 27,027.98
  4. Step 4: Simplify right side
    56,589.32x = 2,290,751,039.30
  5. Step 5: Solve for x
    x = 2,290,751,039.30/56,589.32
  6. Step 6: Final answer
    x = 40,480.27

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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.