Finding the Fourth Proportional to 224.55, 336.87 and 108.99
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Solution
The fourth proportional to 224.55, 336.87 and 108.99 is: 163.51
Step by Step Solution
- Step 1: Write the proportion equation
224.55 : 336.87 = 108.99 : x - Step 2: Convert to fraction form
224.55/336.87 = 108.99/x - Step 3: Cross multiply
224.55x = 336.87 × 108.99 - Step 4: Simplify right side
224.55x = 36,715.46 - Step 5: Solve for x
x = 36,715.46/224.55 - Step 6: Final answer
x = 163.51
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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.