Finding the Fourth Proportional to 198,690.17, 298,035.86 and 48,933.99
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Solution
The fourth proportional to 198,690.17, 298,035.86 and 48,933.99 is: 73,401.13
Step by Step Solution
- Step 1: Write the proportion equation
198,690.17 : 298,035.86 = 48,933.99 : x - Step 2: Convert to fraction form
198,690.17/298,035.86 = 48,933.99/x - Step 3: Cross multiply
198,690.17x = 298,035.86 × 48,933.99 - Step 4: Simplify right side
198,690.17x = 14,584,083,548.21 - Step 5: Solve for x
x = 14,584,083,548.21/198,690.17 - Step 6: Final answer
x = 73,401.13
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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.