Finding the Fourth Proportional to 201.88, 302.92 and 93.75
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Solution
The fourth proportional to 201.88, 302.92 and 93.75 is: 140.66
Step by Step Solution
- Step 1: Write the proportion equation
201.88 : 302.92 = 93.75 : x - Step 2: Convert to fraction form
201.88/302.92 = 93.75/x - Step 3: Cross multiply
201.88x = 302.92 × 93.75 - Step 4: Simplify right side
201.88x = 28,397.24 - Step 5: Solve for x
x = 28,397.24/201.88 - Step 6: Final answer
x = 140.66
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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.