Finding the Fourth Proportional to 135.61, 202.94 and 110.95
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Solution
The fourth proportional to 135.61, 202.94 and 110.95 is: 166.04
Step by Step Solution
- Step 1: Write the proportion equation
135.61 : 202.94 = 110.95 : x - Step 2: Convert to fraction form
135.61/202.94 = 110.95/x - Step 3: Cross multiply
135.61x = 202.94 × 110.95 - Step 4: Simplify right side
135.61x = 22,516.19 - Step 5: Solve for x
x = 22,516.19/135.61 - Step 6: Final answer
x = 166.04
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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.