Home / 115,730.91-173,453.22-68,297.94

Finding the Fourth Proportional to 115,730.91, 173,453.22 and 68,297.94

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Solution

The fourth proportional to 115,730.91, 173,453.22 and 68,297.94 is: 102,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,730.91 : 173,453.22 = 68,297.94 : x
  2. Step 2: Convert to fraction form
    115,730.91/173,453.22 = 68,297.94/x
  3. Step 3: Cross multiply
    115,730.91x = 173,453.22 × 68,297.94
  4. Step 4: Simplify right side
    115,730.91x = 11,846,497,612.37
  5. Step 5: Solve for x
    x = 11,846,497,612.37/115,730.91
  6. Step 6: Final answer
    x = 102,362.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.