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Finding the Fourth Proportional to 132,887.20, 199,340.40 and 44,202.40

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Solution

The fourth proportional to 132,887.20, 199,340.40 and 44,202.40 is: 66,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,887.20 : 199,340.40 = 44,202.40 : x
  2. Step 2: Convert to fraction form
    132,887.20/199,340.40 = 44,202.40/x
  3. Step 3: Cross multiply
    132,887.20x = 199,340.40 × 44,202.40
  4. Step 4: Simplify right side
    132,887.20x = 8,811,324,096.96
  5. Step 5: Solve for x
    x = 8,811,324,096.96/132,887.20
  6. Step 6: Final answer
    x = 66,306.79

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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.