Finding the Fourth Proportional to 264,695.11, 365,278.97 and 143,836.10
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Solution
The fourth proportional to 264,695.11, 365,278.97 and 143,836.10 is: 198,493.67
Step by Step Solution
- Step 1: Write the proportion equation
264,695.11 : 365,278.97 = 143,836.10 : x - Step 2: Convert to fraction form
264,695.11/365,278.97 = 143,836.10/x - Step 3: Cross multiply
264,695.11x = 365,278.97 × 143,836.10 - Step 4: Simplify right side
264,695.11x = 52,540,302,650.83 - Step 5: Solve for x
x = 52,540,302,650.83/264,695.11 - Step 6: Final answer
x = 198,493.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.