Finding the Fourth Proportional to 232.57, 348.91 and 70.26
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Solution
The fourth proportional to 232.57, 348.91 and 70.26 is: 105.41
Step by Step Solution
- Step 1: Write the proportion equation
232.57 : 348.91 = 70.26 : x - Step 2: Convert to fraction form
232.57/348.91 = 70.26/x - Step 3: Cross multiply
232.57x = 348.91 × 70.26 - Step 4: Simplify right side
232.57x = 24,514.24 - Step 5: Solve for x
x = 24,514.24/232.57 - Step 6: Final answer
x = 105.41
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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.