Finding the Fourth Proportional to 232.24, 320.68 and 166.88
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Solution
The fourth proportional to 232.24, 320.68 and 166.88 is: 230.43
Step by Step Solution
- Step 1: Write the proportion equation
232.24 : 320.68 = 166.88 : x - Step 2: Convert to fraction form
232.24/320.68 = 166.88/x - Step 3: Cross multiply
232.24x = 320.68 × 166.88 - Step 4: Simplify right side
232.24x = 53,515.08 - Step 5: Solve for x
x = 53,515.08/232.24 - Step 6: Final answer
x = 230.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.