Home / 227,311.91-313,669.02-131,808.25

Finding the Fourth Proportional to 227,311.91, 313,669.02 and 131,808.25

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Solution

The fourth proportional to 227,311.91, 313,669.02 and 131,808.25 is: 181,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,311.91 : 313,669.02 = 131,808.25 : x
  2. Step 2: Convert to fraction form
    227,311.91/313,669.02 = 131,808.25/x
  3. Step 3: Cross multiply
    227,311.91x = 313,669.02 × 131,808.25
  4. Step 4: Simplify right side
    227,311.91x = 41,344,164,605.42
  5. Step 5: Solve for x
    x = 41,344,164,605.42/227,311.91
  6. Step 6: Final answer
    x = 181,882.97

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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.