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Finding the Fourth Proportional to 122,691, 184,026.24 and 33,945.60

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Solution

The fourth proportional to 122,691, 184,026.24 and 33,945.60 is: 50,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,691 : 184,026.24 = 33,945.60 : x
  2. Step 2: Convert to fraction form
    122,691/184,026.24 = 33,945.60/x
  3. Step 3: Cross multiply
    122,691x = 184,026.24 × 33,945.60
  4. Step 4: Simplify right side
    122,691x = 6,246,881,132.54
  5. Step 5: Solve for x
    x = 6,246,881,132.54/122,691
  6. Step 6: Final answer
    x = 50,915.56

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1.5x scale

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.