Home / 277,053.21-415,413.36-108,372.33

Finding the Fourth Proportional to 277,053.21, 415,413.36 and 108,372.33

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Solution

The fourth proportional to 277,053.21, 415,413.36 and 108,372.33 is: 162,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,053.21 : 415,413.36 = 108,372.33 : x
  2. Step 2: Convert to fraction form
    277,053.21/415,413.36 = 108,372.33/x
  3. Step 3: Cross multiply
    277,053.21x = 415,413.36 × 108,372.33
  4. Step 4: Simplify right side
    277,053.21x = 45,019,313,736.33
  5. Step 5: Solve for x
    x = 45,019,313,736.33/277,053.21
  6. Step 6: Final answer
    x = 162,493.38

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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.