Finding the Fourth Proportional to 146.97, 202.74 and 97.13
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Solution
The fourth proportional to 146.97, 202.74 and 97.13 is: 133.99
Step by Step Solution
- Step 1: Write the proportion equation
146.97 : 202.74 = 97.13 : x - Step 2: Convert to fraction form
146.97/202.74 = 97.13/x - Step 3: Cross multiply
146.97x = 202.74 × 97.13 - Step 4: Simplify right side
146.97x = 19,692.14 - Step 5: Solve for x
x = 19,692.14/146.97 - Step 6: Final answer
x = 133.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.