Finding the Fourth Proportional to 224.27, 336.34 and 79.99
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Solution
The fourth proportional to 224.27, 336.34 and 79.99 is: 119.96
Step by Step Solution
- Step 1: Write the proportion equation
224.27 : 336.34 = 79.99 : x - Step 2: Convert to fraction form
224.27/336.34 = 79.99/x - Step 3: Cross multiply
224.27x = 336.34 × 79.99 - Step 4: Simplify right side
224.27x = 26,903.84 - Step 5: Solve for x
x = 26,903.84/224.27 - Step 6: Final answer
x = 119.96
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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.