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Finding the Fourth Proportional to 133,122.96, 199,661.76 and 44,367.12

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Solution

The fourth proportional to 133,122.96, 199,661.76 and 44,367.12 is: 66,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,122.96 : 199,661.76 = 44,367.12 : x
  2. Step 2: Convert to fraction form
    133,122.96/199,661.76 = 44,367.12/x
  3. Step 3: Cross multiply
    133,122.96x = 199,661.76 × 44,367.12
  4. Step 4: Simplify right side
    133,122.96x = 8,858,417,265.33
  5. Step 5: Solve for x
    x = 8,858,417,265.33/133,122.96
  6. Step 6: Final answer
    x = 66,543.12

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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.