Finding the Fourth Proportional to 115,753.50, 173,629.83 and 36,874.08
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Solution
The fourth proportional to 115,753.50, 173,629.83 and 36,874.08 is: 55,310.99
Step by Step Solution
- Step 1: Write the proportion equation
115,753.50 : 173,629.83 = 36,874.08 : x - Step 2: Convert to fraction form
115,753.50/173,629.83 = 36,874.08/x - Step 3: Cross multiply
115,753.50x = 173,629.83 × 36,874.08 - Step 4: Simplify right side
115,753.50x = 6,402,440,241.81 - Step 5: Solve for x
x = 6,402,440,241.81/115,753.50 - Step 6: Final answer
x = 55,310.99
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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.