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Finding the Fourth Proportional to 122,824.80, 184,227.48 and 43,930.80

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Solution

The fourth proportional to 122,824.80, 184,227.48 and 43,930.80 is: 65,892.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,824.80 : 184,227.48 = 43,930.80 : x
  2. Step 2: Convert to fraction form
    122,824.80/184,227.48 = 43,930.80/x
  3. Step 3: Cross multiply
    122,824.80x = 184,227.48 × 43,930.80
  4. Step 4: Simplify right side
    122,824.80x = 8,093,260,578.38
  5. Step 5: Solve for x
    x = 8,093,260,578.38/122,824.80
  6. Step 6: Final answer
    x = 65,892.72

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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.