Home / 227,014.13-313,279.50-131,576.18

Finding the Fourth Proportional to 227,014.13, 313,279.50 and 131,576.18

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Solution

The fourth proportional to 227,014.13, 313,279.50 and 131,576.18 is: 181,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,014.13 : 313,279.50 = 131,576.18 : x
  2. Step 2: Convert to fraction form
    227,014.13/313,279.50 = 131,576.18/x
  3. Step 3: Cross multiply
    227,014.13x = 313,279.50 × 131,576.18
  4. Step 4: Simplify right side
    227,014.13x = 41,220,118,315.91
  5. Step 5: Solve for x
    x = 41,220,118,315.91/227,014.13
  6. Step 6: Final answer
    x = 181,575.13

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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.