Finding the Fourth Proportional to 284,617.10, 426,925.66 and 107,163.92
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Solution
The fourth proportional to 284,617.10, 426,925.66 and 107,163.92 is: 160,745.88
Step by Step Solution
- Step 1: Write the proportion equation
284,617.10 : 426,925.66 = 107,163.92 : x - Step 2: Convert to fraction form
284,617.10/426,925.66 = 107,163.92/x - Step 3: Cross multiply
284,617.10x = 426,925.66 × 107,163.92 - Step 4: Simplify right side
284,617.10x = 45,751,027,274.19 - Step 5: Solve for x
x = 45,751,027,274.19/284,617.10 - Step 6: Final answer
x = 160,745.88
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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.