Finding the Fourth Proportional to 126,269.62, 174,256.26 and 68,912.08
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Solution
The fourth proportional to 126,269.62, 174,256.26 and 68,912.08 is: 95,100.95
Step by Step Solution
- Step 1: Write the proportion equation
126,269.62 : 174,256.26 = 68,912.08 : x - Step 2: Convert to fraction form
126,269.62/174,256.26 = 68,912.08/x - Step 3: Cross multiply
126,269.62x = 174,256.26 × 68,912.08 - Step 4: Simplify right side
126,269.62x = 12,008,361,329.62 - Step 5: Solve for x
x = 12,008,361,329.62/126,269.62 - Step 6: Final answer
x = 95,100.95
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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.