Home / 109,645.15-164,467.77-41,269.54

Finding the Fourth Proportional to 109,645.15, 164,467.77 and 41,269.54

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Solution

The fourth proportional to 109,645.15, 164,467.77 and 41,269.54 is: 61,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,645.15 : 164,467.77 = 41,269.54 : x
  2. Step 2: Convert to fraction form
    109,645.15/164,467.77 = 41,269.54/x
  3. Step 3: Cross multiply
    109,645.15x = 164,467.77 × 41,269.54
  4. Step 4: Simplify right side
    109,645.15x = 6,787,509,212.73
  5. Step 5: Solve for x
    x = 6,787,509,212.73/109,645.15
  6. Step 6: Final answer
    x = 61,904.33

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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.