Finding the Fourth Proportional to 122,269.49, 183,391.94 and 33,531.92
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Solution
The fourth proportional to 122,269.49, 183,391.94 and 33,531.92 is: 50,294.50
Step by Step Solution
- Step 1: Write the proportion equation
122,269.49 : 183,391.94 = 33,531.92 : x - Step 2: Convert to fraction form
122,269.49/183,391.94 = 33,531.92/x - Step 3: Cross multiply
122,269.49x = 183,391.94 × 33,531.92 - Step 4: Simplify right side
122,269.49x = 6,149,483,027.59 - Step 5: Solve for x
x = 6,149,483,027.59/122,269.49 - Step 6: Final answer
x = 50,294.50
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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.