Home / 45,869.60-68,739.60-33,930.20

Finding the Fourth Proportional to 45,869.60, 68,739.60 and 33,930.20

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Solution

The fourth proportional to 45,869.60, 68,739.60 and 33,930.20 is: 50,847.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,869.60 : 68,739.60 = 33,930.20 : x
  2. Step 2: Convert to fraction form
    45,869.60/68,739.60 = 33,930.20/x
  3. Step 3: Cross multiply
    45,869.60x = 68,739.60 × 33,930.20
  4. Step 4: Simplify right side
    45,869.60x = 2,332,348,375.92
  5. Step 5: Solve for x
    x = 2,332,348,375.92/45,869.60
  6. Step 6: Final answer
    x = 50,847.37

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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.