Finding the Fourth Proportional to 242,311.18, 363,466.87 and 109,035.75
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Solution
The fourth proportional to 242,311.18, 363,466.87 and 109,035.75 is: 163,553.68
Step by Step Solution
- Step 1: Write the proportion equation
242,311.18 : 363,466.87 = 109,035.75 : x - Step 2: Convert to fraction form
242,311.18/363,466.87 = 109,035.75/x - Step 3: Cross multiply
242,311.18x = 363,466.87 × 109,035.75 - Step 4: Simplify right side
242,311.18x = 39,630,884,167.68 - Step 5: Solve for x
x = 39,630,884,167.68/242,311.18 - Step 6: Final answer
x = 163,553.68
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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.