Home / 226,855.16-313,078.20-131,363.54

Finding the Fourth Proportional to 226,855.16, 313,078.20 and 131,363.54

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Solution

The fourth proportional to 226,855.16, 313,078.20 and 131,363.54 is: 181,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,855.16 : 313,078.20 = 131,363.54 : x
  2. Step 2: Convert to fraction form
    226,855.16/313,078.20 = 131,363.54/x
  3. Step 3: Cross multiply
    226,855.16x = 313,078.20 × 131,363.54
  4. Step 4: Simplify right side
    226,855.16x = 41,127,060,648.83
  5. Step 5: Solve for x
    x = 41,127,060,648.83/226,855.16
  6. Step 6: Final answer
    x = 181,292.15

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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.