Finding the Fourth Proportional to 135.06, 201.96 and 94.20
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Solution
The fourth proportional to 135.06, 201.96 and 94.20 is: 140.86
Step by Step Solution
- Step 1: Write the proportion equation
135.06 : 201.96 = 94.20 : x - Step 2: Convert to fraction form
135.06/201.96 = 94.20/x - Step 3: Cross multiply
135.06x = 201.96 × 94.20 - Step 4: Simplify right side
135.06x = 19,024.63 - Step 5: Solve for x
x = 19,024.63/135.06 - Step 6: Final answer
x = 140.86
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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.