Home / 293,578.11-405,147.33-166,250.97

Finding the Fourth Proportional to 293,578.11, 405,147.33 and 166,250.97

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Solution

The fourth proportional to 293,578.11, 405,147.33 and 166,250.97 is: 229,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,578.11 : 405,147.33 = 166,250.97 : x
  2. Step 2: Convert to fraction form
    293,578.11/405,147.33 = 166,250.97/x
  3. Step 3: Cross multiply
    293,578.11x = 405,147.33 × 166,250.97
  4. Step 4: Simplify right side
    293,578.11x = 67,356,136,605.41
  5. Step 5: Solve for x
    x = 67,356,136,605.41/293,578.11
  6. Step 6: Final answer
    x = 229,431.74

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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.