Home / 252,221.48-348,039.78-144,765.80

Finding the Fourth Proportional to 252,221.48, 348,039.78 and 144,765.80

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Solution

The fourth proportional to 252,221.48, 348,039.78 and 144,765.80 is: 199,761.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,221.48 : 348,039.78 = 144,765.80 : x
  2. Step 2: Convert to fraction form
    252,221.48/348,039.78 = 144,765.80/x
  3. Step 3: Cross multiply
    252,221.48x = 348,039.78 × 144,765.80
  4. Step 4: Simplify right side
    252,221.48x = 50,384,257,183.52
  5. Step 5: Solve for x
    x = 50,384,257,183.52/252,221.48
  6. Step 6: Final answer
    x = 199,761.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.