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Finding the Fourth Proportional to 122,199.62, 183,299.52 and 33,453.86

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Solution

The fourth proportional to 122,199.62, 183,299.52 and 33,453.86 is: 50,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,199.62 : 183,299.52 = 33,453.86 : x
  2. Step 2: Convert to fraction form
    122,199.62/183,299.52 = 33,453.86/x
  3. Step 3: Cross multiply
    122,199.62x = 183,299.52 × 33,453.86
  4. Step 4: Simplify right side
    122,199.62x = 6,132,076,480.15
  5. Step 5: Solve for x
    x = 6,132,076,480.15/122,199.62
  6. Step 6: Final answer
    x = 50,180.81

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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.