Finding the Fourth Proportional to 245.24, 367.95 and 108.18
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Solution
The fourth proportional to 245.24, 367.95 and 108.18 is: 162.32
Step by Step Solution
- Step 1: Write the proportion equation
245.24 : 367.95 = 108.18 : x - Step 2: Convert to fraction form
245.24/367.95 = 108.18/x - Step 3: Cross multiply
245.24x = 367.95 × 108.18 - Step 4: Simplify right side
245.24x = 39,805.81 - Step 5: Solve for x
x = 39,805.81/245.24 - Step 6: Final answer
x = 162.32
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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.