Finding the Fourth Proportional to 135.06, 186.19 and 110.49
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Solution
The fourth proportional to 135.06, 186.19 and 110.49 is: 152.32
Step by Step Solution
- Step 1: Write the proportion equation
135.06 : 186.19 = 110.49 : x - Step 2: Convert to fraction form
135.06/186.19 = 110.49/x - Step 3: Cross multiply
135.06x = 186.19 × 110.49 - Step 4: Simplify right side
135.06x = 20,572.13 - Step 5: Solve for x
x = 20,572.13/135.06 - Step 6: Final answer
x = 152.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.