Home / 227,009.22-313,225.20-131,510.22

Finding the Fourth Proportional to 227,009.22, 313,225.20 and 131,510.22

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Solution

The fourth proportional to 227,009.22, 313,225.20 and 131,510.22 is: 181,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,009.22 : 313,225.20 = 131,510.22 : x
  2. Step 2: Convert to fraction form
    227,009.22/313,225.20 = 131,510.22/x
  3. Step 3: Cross multiply
    227,009.22x = 313,225.20 × 131,510.22
  4. Step 4: Simplify right side
    227,009.22x = 41,192,314,961.54
  5. Step 5: Solve for x
    x = 41,192,314,961.54/227,009.22
  6. Step 6: Final answer
    x = 181,456.57

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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.