Home / 307,375.44-461,063.20-82,736.40

Finding the Fourth Proportional to 307,375.44, 461,063.20 and 82,736.40

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Solution

The fourth proportional to 307,375.44, 461,063.20 and 82,736.40 is: 124,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,375.44 : 461,063.20 = 82,736.40 : x
  2. Step 2: Convert to fraction form
    307,375.44/461,063.20 = 82,736.40/x
  3. Step 3: Cross multiply
    307,375.44x = 461,063.20 × 82,736.40
  4. Step 4: Simplify right side
    307,375.44x = 38,146,709,340.48
  5. Step 5: Solve for x
    x = 38,146,709,340.48/307,375.44
  6. Step 6: Final answer
    x = 124,104.61

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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.