Home / 150,225.45-207,310.80-82,241.88

Finding the Fourth Proportional to 150,225.45, 207,310.80 and 82,241.88

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Solution

The fourth proportional to 150,225.45, 207,310.80 and 82,241.88 is: 113,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,225.45 : 207,310.80 = 82,241.88 : x
  2. Step 2: Convert to fraction form
    150,225.45/207,310.80 = 82,241.88/x
  3. Step 3: Cross multiply
    150,225.45x = 207,310.80 × 82,241.88
  4. Step 4: Simplify right side
    150,225.45x = 17,049,629,936.30
  5. Step 5: Solve for x
    x = 17,049,629,936.30/150,225.45
  6. Step 6: Final answer
    x = 113,493.62

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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.