Home / 250,563.42-345,770.28-143,131.32

Finding the Fourth Proportional to 250,563.42, 345,770.28 and 143,131.32

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Solution

The fourth proportional to 250,563.42, 345,770.28 and 143,131.32 is: 197,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,563.42 : 345,770.28 = 143,131.32 : x
  2. Step 2: Convert to fraction form
    250,563.42/345,770.28 = 143,131.32/x
  3. Step 3: Cross multiply
    250,563.42x = 345,770.28 × 143,131.32
  4. Step 4: Simplify right side
    250,563.42x = 49,490,556,593.17
  5. Step 5: Solve for x
    x = 49,490,556,593.17/250,563.42
  6. Step 6: Final answer
    x = 197,517.09

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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.