Finding the Fourth Proportional to 198,706.88, 298,060.40 and 48,950.09
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Solution
The fourth proportional to 198,706.88, 298,060.40 and 48,950.09 is: 73,425.15
Step by Step Solution
- Step 1: Write the proportion equation
198,706.88 : 298,060.40 = 48,950.09 : x - Step 2: Convert to fraction form
198,706.88/298,060.40 = 48,950.09/x - Step 3: Cross multiply
198,706.88x = 298,060.40 × 48,950.09 - Step 4: Simplify right side
198,706.88x = 14,590,083,155.24 - Step 5: Solve for x
x = 14,590,083,155.24/198,706.88 - Step 6: Final answer
x = 73,425.15
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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.