Home / 171,040.35-236,042.32-113,580.57

Finding the Fourth Proportional to 171,040.35, 236,042.32 and 113,580.57

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Solution

The fourth proportional to 171,040.35, 236,042.32 and 113,580.57 is: 156,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,040.35 : 236,042.32 = 113,580.57 : x
  2. Step 2: Convert to fraction form
    171,040.35/236,042.32 = 113,580.57/x
  3. Step 3: Cross multiply
    171,040.35x = 236,042.32 × 113,580.57
  4. Step 4: Simplify right side
    171,040.35x = 26,809,821,249.72
  5. Step 5: Solve for x
    x = 26,809,821,249.72/171,040.35
  6. Step 6: Final answer
    x = 156,745.59

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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.