Finding the Fourth Proportional to 203.59, 305.19 and 95.23
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Solution
The fourth proportional to 203.59, 305.19 and 95.23 is: 142.75
Step by Step Solution
- Step 1: Write the proportion equation
203.59 : 305.19 = 95.23 : x - Step 2: Convert to fraction form
203.59/305.19 = 95.23/x - Step 3: Cross multiply
203.59x = 305.19 × 95.23 - Step 4: Simplify right side
203.59x = 29,063.24 - Step 5: Solve for x
x = 29,063.24/203.59 - Step 6: Final answer
x = 142.75
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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.