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Finding the Fourth Proportional to 56,480.68, 84,691.86 and 23,194.54

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Solution

The fourth proportional to 56,480.68, 84,691.86 and 23,194.54 is: 34,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,480.68 : 84,691.86 = 23,194.54 : x
  2. Step 2: Convert to fraction form
    56,480.68/84,691.86 = 23,194.54/x
  3. Step 3: Cross multiply
    56,480.68x = 84,691.86 × 23,194.54
  4. Step 4: Simplify right side
    56,480.68x = 1,964,388,734.44
  5. Step 5: Solve for x
    x = 1,964,388,734.44/56,480.68
  6. Step 6: Final answer
    x = 34,779.84

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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.