Finding the Fourth Proportional to 235.14, 352.80 and 183.70
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Solution
The fourth proportional to 235.14, 352.80 and 183.70 is: 275.62
Step by Step Solution
- Step 1: Write the proportion equation
235.14 : 352.80 = 183.70 : x - Step 2: Convert to fraction form
235.14/352.80 = 183.70/x - Step 3: Cross multiply
235.14x = 352.80 × 183.70 - Step 4: Simplify right side
235.14x = 64,809.36 - Step 5: Solve for x
x = 64,809.36/235.14 - Step 6: Final answer
x = 275.62
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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.