Finding the Fourth Proportional to 235.26, 353.19 and 125.70
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Solution
The fourth proportional to 235.26, 353.19 and 125.70 is: 188.71
Step by Step Solution
- Step 1: Write the proportion equation
235.26 : 353.19 = 125.70 : x - Step 2: Convert to fraction form
235.26/353.19 = 125.70/x - Step 3: Cross multiply
235.26x = 353.19 × 125.70 - Step 4: Simplify right side
235.26x = 44,395.98 - Step 5: Solve for x
x = 44,395.98/235.26 - Step 6: Final answer
x = 188.71
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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.