Home / 148,213.20-222,348.60-43,035.60

Finding the Fourth Proportional to 148,213.20, 222,348.60 and 43,035.60

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Solution

The fourth proportional to 148,213.20, 222,348.60 and 43,035.60 is: 64,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,213.20 : 222,348.60 = 43,035.60 : x
  2. Step 2: Convert to fraction form
    148,213.20/222,348.60 = 43,035.60/x
  3. Step 3: Cross multiply
    148,213.20x = 222,348.60 × 43,035.60
  4. Step 4: Simplify right side
    148,213.20x = 9,568,905,410.16
  5. Step 5: Solve for x
    x = 9,568,905,410.16/148,213.20
  6. Step 6: Final answer
    x = 64,561.76

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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.