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Finding the Fourth Proportional to 56,641.25, 84,845.22 and 33,211.19

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Solution

The fourth proportional to 56,641.25, 84,845.22 and 33,211.19 is: 49,748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,641.25 : 84,845.22 = 33,211.19 : x
  2. Step 2: Convert to fraction form
    56,641.25/84,845.22 = 33,211.19/x
  3. Step 3: Cross multiply
    56,641.25x = 84,845.22 × 33,211.19
  4. Step 4: Simplify right side
    56,641.25x = 2,817,810,722.01
  5. Step 5: Solve for x
    x = 2,817,810,722.01/56,641.25
  6. Step 6: Final answer
    x = 49,748.39

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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.