Home / 226,027.72-311,961.22-149,548.36

Finding the Fourth Proportional to 226,027.72, 311,961.22 and 149,548.36

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Solution

The fourth proportional to 226,027.72, 311,961.22 and 149,548.36 is: 206,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,027.72 : 311,961.22 = 149,548.36 : x
  2. Step 2: Convert to fraction form
    226,027.72/311,961.22 = 149,548.36/x
  3. Step 3: Cross multiply
    226,027.72x = 311,961.22 × 149,548.36
  4. Step 4: Simplify right side
    226,027.72x = 46,653,288,834.60
  5. Step 5: Solve for x
    x = 46,653,288,834.60/226,027.72
  6. Step 6: Final answer
    x = 206,405.16

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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.