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Finding the Fourth Proportional to 122,705.33, 184,062.11 and 33,951.42

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Solution

The fourth proportional to 122,705.33, 184,062.11 and 33,951.42 is: 50,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,705.33 : 184,062.11 = 33,951.42 : x
  2. Step 2: Convert to fraction form
    122,705.33/184,062.11 = 33,951.42/x
  3. Step 3: Cross multiply
    122,705.33x = 184,062.11 × 33,951.42
  4. Step 4: Simplify right side
    122,705.33x = 6,249,169,832.94
  5. Step 5: Solve for x
    x = 6,249,169,832.94/122,705.33
  6. Step 6: Final answer
    x = 50,928.27

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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.