Home / 227,040.36-313,315.77-131,602.38

Finding the Fourth Proportional to 227,040.36, 313,315.77 and 131,602.38

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Solution

The fourth proportional to 227,040.36, 313,315.77 and 131,602.38 is: 181,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,040.36 : 313,315.77 = 131,602.38 : x
  2. Step 2: Convert to fraction form
    227,040.36/313,315.77 = 131,602.38/x
  3. Step 3: Cross multiply
    227,040.36x = 313,315.77 × 131,602.38
  4. Step 4: Simplify right side
    227,040.36x = 41,233,101,023.53
  5. Step 5: Solve for x
    x = 41,233,101,023.53/227,040.36
  6. Step 6: Final answer
    x = 181,611.33

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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.