Home / 293,621.38-405,183.94-166,297.89

Finding the Fourth Proportional to 293,621.38, 405,183.94 and 166,297.89

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Solution

The fourth proportional to 293,621.38, 405,183.94 and 166,297.89 is: 229,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,621.38 : 405,183.94 = 166,297.89 : x
  2. Step 2: Convert to fraction form
    293,621.38/405,183.94 = 166,297.89/x
  3. Step 3: Cross multiply
    293,621.38x = 405,183.94 × 166,297.89
  4. Step 4: Simplify right side
    293,621.38x = 67,381,234,283.89
  5. Step 5: Solve for x
    x = 67,381,234,283.89/293,621.38
  6. Step 6: Final answer
    x = 229,483.41

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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.