Home / 293,028.75-439,560.17-113,115.20

Finding the Fourth Proportional to 293,028.75, 439,560.17 and 113,115.20

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Solution

The fourth proportional to 293,028.75, 439,560.17 and 113,115.20 is: 169,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,028.75 : 439,560.17 = 113,115.20 : x
  2. Step 2: Convert to fraction form
    293,028.75/439,560.17 = 113,115.20/x
  3. Step 3: Cross multiply
    293,028.75x = 439,560.17 × 113,115.20
  4. Step 4: Simplify right side
    293,028.75x = 49,720,933,778.21
  5. Step 5: Solve for x
    x = 49,720,933,778.21/293,028.75
  6. Step 6: Final answer
    x = 169,679.37

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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.