Finding the Fourth Proportional to 135.49, 203.26 and 44.19
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Solution
The fourth proportional to 135.49, 203.26 and 44.19 is: 66.29
Step by Step Solution
- Step 1: Write the proportion equation
135.49 : 203.26 = 44.19 : x - Step 2: Convert to fraction form
135.49/203.26 = 44.19/x - Step 3: Cross multiply
135.49x = 203.26 × 44.19 - Step 4: Simplify right side
135.49x = 8,982.06 - Step 5: Solve for x
x = 8,982.06/135.49 - Step 6: Final answer
x = 66.29
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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.