Home / 45,343.80-67,881.30-33,708.60

Finding the Fourth Proportional to 45,343.80, 67,881.30 and 33,708.60

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Solution

The fourth proportional to 45,343.80, 67,881.30 and 33,708.60 is: 50,462.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,343.80 : 67,881.30 = 33,708.60 : x
  2. Step 2: Convert to fraction form
    45,343.80/67,881.30 = 33,708.60/x
  3. Step 3: Cross multiply
    45,343.80x = 67,881.30 × 33,708.60
  4. Step 4: Simplify right side
    45,343.80x = 2,288,183,589.18
  5. Step 5: Solve for x
    x = 2,288,183,589.18/45,343.80
  6. Step 6: Final answer
    x = 50,462.99

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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.