Finding the Fourth Proportional to 232.44, 348.67 and 129.77
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Solution
The fourth proportional to 232.44, 348.67 and 129.77 is: 194.66
Step by Step Solution
- Step 1: Write the proportion equation
232.44 : 348.67 = 129.77 : x - Step 2: Convert to fraction form
232.44/348.67 = 129.77/x - Step 3: Cross multiply
232.44x = 348.67 × 129.77 - Step 4: Simplify right side
232.44x = 45,246.63 - Step 5: Solve for x
x = 45,246.63/232.44 - Step 6: Final answer
x = 194.66
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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.