Finding the Fourth Proportional to 134.26, 202.08 and 121
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Solution
The fourth proportional to 134.26, 202.08 and 121 is: 182.12
Step by Step Solution
- Step 1: Write the proportion equation
134.26 : 202.08 = 121 : x - Step 2: Convert to fraction form
134.26/202.08 = 121/x - Step 3: Cross multiply
134.26x = 202.08 × 121 - Step 4: Simplify right side
134.26x = 24,451.08 - Step 5: Solve for x
x = 24,451.08/134.26 - Step 6: Final answer
x = 182.12
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.