Home / 227,142.35-313,452.22-125,177.26

Finding the Fourth Proportional to 227,142.35, 313,452.22 and 125,177.26

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Solution

The fourth proportional to 227,142.35, 313,452.22 and 125,177.26 is: 172,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,142.35 : 313,452.22 = 125,177.26 : x
  2. Step 2: Convert to fraction form
    227,142.35/313,452.22 = 125,177.26/x
  3. Step 3: Cross multiply
    227,142.35x = 313,452.22 × 125,177.26
  4. Step 4: Simplify right side
    227,142.35x = 39,237,087,847.37
  5. Step 5: Solve for x
    x = 39,237,087,847.37/227,142.35
  6. Step 6: Final answer
    x = 172,742.28

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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.