Finding the Fourth Proportional to 135.26, 203.01 and 96.74
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Solution
The fourth proportional to 135.26, 203.01 and 96.74 is: 145.20
Step by Step Solution
- Step 1: Write the proportion equation
135.26 : 203.01 = 96.74 : x - Step 2: Convert to fraction form
135.26/203.01 = 96.74/x - Step 3: Cross multiply
135.26x = 203.01 × 96.74 - Step 4: Simplify right side
135.26x = 19,639.19 - Step 5: Solve for x
x = 19,639.19/135.26 - Step 6: Final answer
x = 145.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.