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Finding the Fourth Proportional to 123,297.44, 184,902.40 and 44,390.48

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Solution

The fourth proportional to 123,297.44, 184,902.40 and 44,390.48 is: 66,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,297.44 : 184,902.40 = 44,390.48 : x
  2. Step 2: Convert to fraction form
    123,297.44/184,902.40 = 44,390.48/x
  3. Step 3: Cross multiply
    123,297.44x = 184,902.40 × 44,390.48
  4. Step 4: Simplify right side
    123,297.44x = 8,207,906,289.15
  5. Step 5: Solve for x
    x = 8,207,906,289.15/123,297.44
  6. Step 6: Final answer
    x = 66,569.97

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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.