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Finding the Fourth Proportional to 63,231.04, 94,961.32 and 54,843.86

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Solution

The fourth proportional to 63,231.04, 94,961.32 and 54,843.86 is: 82,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231.04 : 94,961.32 = 54,843.86 : x
  2. Step 2: Convert to fraction form
    63,231.04/94,961.32 = 54,843.86/x
  3. Step 3: Cross multiply
    63,231.04x = 94,961.32 × 54,843.86
  4. Step 4: Simplify right side
    63,231.04x = 5,208,045,339.50
  5. Step 5: Solve for x
    x = 5,208,045,339.50/63,231.04
  6. Step 6: Final answer
    x = 82,365.33

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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.