Finding the Fourth Proportional to 202,076.80, 302,596.80 and 192,745.60
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Solution
The fourth proportional to 202,076.80, 302,596.80 and 192,745.60 is: 288,623.94
Step by Step Solution
- Step 1: Write the proportion equation
202,076.80 : 302,596.80 = 192,745.60 : x - Step 2: Convert to fraction form
202,076.80/302,596.80 = 192,745.60/x - Step 3: Cross multiply
202,076.80x = 302,596.80 × 192,745.60 - Step 4: Simplify right side
202,076.80x = 58,324,201,774.08 - Step 5: Solve for x
x = 58,324,201,774.08/202,076.80 - Step 6: Final answer
x = 288,623.94
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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.