Finding the Fourth Proportional to 149,676.92, 224,544.96 and 54,907.98
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Solution
The fourth proportional to 149,676.92, 224,544.96 and 54,907.98 is: 82,372.82
Step by Step Solution
- Step 1: Write the proportion equation
149,676.92 : 224,544.96 = 54,907.98 : x - Step 2: Convert to fraction form
149,676.92/224,544.96 = 54,907.98/x - Step 3: Cross multiply
149,676.92x = 224,544.96 × 54,907.98 - Step 4: Simplify right side
149,676.92x = 12,329,310,172.78 - Step 5: Solve for x
x = 12,329,310,172.78/149,676.92 - Step 6: Final answer
x = 82,372.82
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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.