Finding the Fourth Proportional to 136.23, 204.35 and 96
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Solution
The fourth proportional to 136.23, 204.35 and 96 is: 144
Step by Step Solution
- Step 1: Write the proportion equation
136.23 : 204.35 = 96 : x - Step 2: Convert to fraction form
136.23/204.35 = 96/x - Step 3: Cross multiply
136.23x = 204.35 × 96 - Step 4: Simplify right side
136.23x = 19,617.12 - Step 5: Solve for x
x = 19,617.12/136.23 - Step 6: Final answer
x = 144
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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.