Finding the Fourth Proportional to 264,571.84, 365,113.08 and 143,715.48
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Solution
The fourth proportional to 264,571.84, 365,113.08 and 143,715.48 is: 198,329.50
Step by Step Solution
- Step 1: Write the proportion equation
264,571.84 : 365,113.08 = 143,715.48 : x - Step 2: Convert to fraction form
264,571.84/365,113.08 = 143,715.48/x - Step 3: Cross multiply
264,571.84x = 365,113.08 × 143,715.48 - Step 4: Simplify right side
264,571.84x = 52,472,401,546.48 - Step 5: Solve for x
x = 52,472,401,546.48/264,571.84 - Step 6: Final answer
x = 198,329.50
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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.