Finding the Fourth Proportional to 235.52, 353.01 and 107
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Solution
The fourth proportional to 235.52, 353.01 and 107 is: 160.38
Step by Step Solution
- Step 1: Write the proportion equation
235.52 : 353.01 = 107 : x - Step 2: Convert to fraction form
235.52/353.01 = 107/x - Step 3: Cross multiply
235.52x = 353.01 × 107 - Step 4: Simplify right side
235.52x = 37,772.07 - Step 5: Solve for x
x = 37,772.07/235.52 - Step 6: Final answer
x = 160.38
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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.