Finding the Fourth Proportional to 201.02, 300.93 and 129.02
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Solution
The fourth proportional to 201.02, 300.93 and 129.02 is: 193.14
Step by Step Solution
- Step 1: Write the proportion equation
201.02 : 300.93 = 129.02 : x - Step 2: Convert to fraction form
201.02/300.93 = 129.02/x - Step 3: Cross multiply
201.02x = 300.93 × 129.02 - Step 4: Simplify right side
201.02x = 38,825.99 - Step 5: Solve for x
x = 38,825.99/201.02 - Step 6: Final answer
x = 193.14
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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.