Finding the Fourth Proportional to 149,672.75, 224,546.12 and 44,491.28
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Solution
The fourth proportional to 149,672.75, 224,546.12 and 44,491.28 is: 66,747.92
Step by Step Solution
- Step 1: Write the proportion equation
149,672.75 : 224,546.12 = 44,491.28 : x - Step 2: Convert to fraction form
149,672.75/224,546.12 = 44,491.28/x - Step 3: Cross multiply
149,672.75x = 224,546.12 × 44,491.28 - Step 4: Simplify right side
149,672.75x = 9,990,344,075.38 - Step 5: Solve for x
x = 9,990,344,075.38/149,672.75 - Step 6: Final answer
x = 66,747.92
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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.