Home / 226,857.16-313,080.96-131,365.54

Finding the Fourth Proportional to 226,857.16, 313,080.96 and 131,365.54

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Solution

The fourth proportional to 226,857.16, 313,080.96 and 131,365.54 is: 181,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,857.16 : 313,080.96 = 131,365.54 : x
  2. Step 2: Convert to fraction form
    226,857.16/313,080.96 = 131,365.54/x
  3. Step 3: Cross multiply
    226,857.16x = 313,080.96 × 131,365.54
  4. Step 4: Simplify right side
    226,857.16x = 41,128,049,374.12
  5. Step 5: Solve for x
    x = 41,128,049,374.12/226,857.16
  6. Step 6: Final answer
    x = 181,294.91

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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.