Home / 227,215.26-313,520.04-131,703.30

Finding the Fourth Proportional to 227,215.26, 313,520.04 and 131,703.30

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Solution

The fourth proportional to 227,215.26, 313,520.04 and 131,703.30 is: 181,729.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,215.26 : 313,520.04 = 131,703.30 : x
  2. Step 2: Convert to fraction form
    227,215.26/313,520.04 = 131,703.30/x
  3. Step 3: Cross multiply
    227,215.26x = 313,520.04 × 131,703.30
  4. Step 4: Simplify right side
    227,215.26x = 41,291,623,884.13
  5. Step 5: Solve for x
    x = 41,291,623,884.13/227,215.26
  6. Step 6: Final answer
    x = 181,729.10

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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.