Home / 226,927.76-313,141.12-133,778.64

Finding the Fourth Proportional to 226,927.76, 313,141.12 and 133,778.64

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Solution

The fourth proportional to 226,927.76, 313,141.12 and 133,778.64 is: 184,603.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,927.76 : 313,141.12 = 133,778.64 : x
  2. Step 2: Convert to fraction form
    226,927.76/313,141.12 = 133,778.64/x
  3. Step 3: Cross multiply
    226,927.76x = 313,141.12 × 133,778.64
  4. Step 4: Simplify right side
    226,927.76x = 41,891,593,161.68
  5. Step 5: Solve for x
    x = 41,891,593,161.68/226,927.76
  6. Step 6: Final answer
    x = 184,603.21

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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.