Home / 227,040.80-313,316.38-131,602.85

Finding the Fourth Proportional to 227,040.80, 313,316.38 and 131,602.85

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Solution

The fourth proportional to 227,040.80, 313,316.38 and 131,602.85 is: 181,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,040.80 : 313,316.38 = 131,602.85 : x
  2. Step 2: Convert to fraction form
    227,040.80/313,316.38 = 131,602.85/x
  3. Step 3: Cross multiply
    227,040.80x = 313,316.38 × 131,602.85
  4. Step 4: Simplify right side
    227,040.80x = 41,233,329,013.97
  5. Step 5: Solve for x
    x = 41,233,329,013.97/227,040.80
  6. Step 6: Final answer
    x = 181,611.98

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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.