Finding the Fourth Proportional to 198,129.40, 297,193.04 and 48,370.48
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Solution
The fourth proportional to 198,129.40, 297,193.04 and 48,370.48 is: 72,555.46
Step by Step Solution
- Step 1: Write the proportion equation
198,129.40 : 297,193.04 = 48,370.48 : x - Step 2: Convert to fraction form
198,129.40/297,193.04 = 48,370.48/x - Step 3: Cross multiply
198,129.40x = 297,193.04 × 48,370.48 - Step 4: Simplify right side
198,129.40x = 14,375,369,997.46 - Step 5: Solve for x
x = 14,375,369,997.46/198,129.40 - Step 6: Final answer
x = 72,555.46
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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.