Home / 252,469.88-348,429.23-143,608.31

Finding the Fourth Proportional to 252,469.88, 348,429.23 and 143,608.31

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Solution

The fourth proportional to 252,469.88, 348,429.23 and 143,608.31 is: 198,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,469.88 : 348,429.23 = 143,608.31 : x
  2. Step 2: Convert to fraction form
    252,469.88/348,429.23 = 143,608.31/x
  3. Step 3: Cross multiply
    252,469.88x = 348,429.23 × 143,608.31
  4. Step 4: Simplify right side
    252,469.88x = 50,037,332,259.85
  5. Step 5: Solve for x
    x = 50,037,332,259.85/252,469.88
  6. Step 6: Final answer
    x = 198,191.30

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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.