Home / 109,485.82-164,228.73-26,379.82

Finding the Fourth Proportional to 109,485.82, 164,228.73 and 26,379.82

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Solution

The fourth proportional to 109,485.82, 164,228.73 and 26,379.82 is: 39,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,485.82 : 164,228.73 = 26,379.82 : x
  2. Step 2: Convert to fraction form
    109,485.82/164,228.73 = 26,379.82/x
  3. Step 3: Cross multiply
    109,485.82x = 164,228.73 × 26,379.82
  4. Step 4: Simplify right side
    109,485.82x = 4,332,324,336.23
  5. Step 5: Solve for x
    x = 4,332,324,336.23/109,485.82
  6. Step 6: Final answer
    x = 39,569.73

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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.