Finding the Fourth Proportional to 75,224.48, 112,838.93 and 33,082.70
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Solution
The fourth proportional to 75,224.48, 112,838.93 and 33,082.70 is: 49,625.02
Step by Step Solution
- Step 1: Write the proportion equation
75,224.48 : 112,838.93 = 33,082.70 : x - Step 2: Convert to fraction form
75,224.48/112,838.93 = 33,082.70/x - Step 3: Cross multiply
75,224.48x = 112,838.93 × 33,082.70 - Step 4: Simplify right side
75,224.48x = 3,733,015,988.02 - Step 5: Solve for x
x = 3,733,015,988.02/75,224.48 - Step 6: Final answer
x = 49,625.02
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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.