Finding the Fourth Proportional to 198,240.84, 297,202.68 and 103,423.44
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Solution
The fourth proportional to 198,240.84, 297,202.68 and 103,423.44 is: 155,052.43
Step by Step Solution
- Step 1: Write the proportion equation
198,240.84 : 297,202.68 = 103,423.44 : x - Step 2: Convert to fraction form
198,240.84/297,202.68 = 103,423.44/x - Step 3: Cross multiply
198,240.84x = 297,202.68 × 103,423.44 - Step 4: Simplify right side
198,240.84x = 30,737,723,542.82 - Step 5: Solve for x
x = 30,737,723,542.82/198,240.84 - Step 6: Final answer
x = 155,052.43
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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.