Finding the Fourth Proportional to 232, 348.12 and 118
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Solution
The fourth proportional to 232, 348.12 and 118 is: 177.06
Step by Step Solution
- Step 1: Write the proportion equation
232 : 348.12 = 118 : x - Step 2: Convert to fraction form
232/348.12 = 118/x - Step 3: Cross multiply
232x = 348.12 × 118 - Step 4: Simplify right side
232x = 41,078.16 - Step 5: Solve for x
x = 41,078.16/232 - Step 6: Final answer
x = 177.06
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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.