Home / 203,031.36-303,907.37-181,634.31

Finding the Fourth Proportional to 203,031.36, 303,907.37 and 181,634.31

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Solution

The fourth proportional to 203,031.36, 303,907.37 and 181,634.31 is: 271,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,031.36 : 303,907.37 = 181,634.31 : x
  2. Step 2: Convert to fraction form
    203,031.36/303,907.37 = 181,634.31/x
  3. Step 3: Cross multiply
    203,031.36x = 303,907.37 × 181,634.31
  4. Step 4: Simplify right side
    203,031.36x = 55,200,004,545.69
  5. Step 5: Solve for x
    x = 55,200,004,545.69/203,031.36
  6. Step 6: Final answer
    x = 271,879.20

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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.