Home / 48,824.20-73,236.30-43,121.80

Finding the Fourth Proportional to 48,824.20, 73,236.30 and 43,121.80

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Solution

The fourth proportional to 48,824.20, 73,236.30 and 43,121.80 is: 64,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,824.20 : 73,236.30 = 43,121.80 : x
  2. Step 2: Convert to fraction form
    48,824.20/73,236.30 = 43,121.80/x
  3. Step 3: Cross multiply
    48,824.20x = 73,236.30 × 43,121.80
  4. Step 4: Simplify right side
    48,824.20x = 3,158,081,081.34
  5. Step 5: Solve for x
    x = 3,158,081,081.34/48,824.20
  6. Step 6: Final answer
    x = 64,682.70

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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.