Finding the Fourth Proportional to 133.62, 184.23 and 108.99
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Solution
The fourth proportional to 133.62, 184.23 and 108.99 is: 150.27
Step by Step Solution
- Step 1: Write the proportion equation
133.62 : 184.23 = 108.99 : x - Step 2: Convert to fraction form
133.62/184.23 = 108.99/x - Step 3: Cross multiply
133.62x = 184.23 × 108.99 - Step 4: Simplify right side
133.62x = 20,079.23 - Step 5: Solve for x
x = 20,079.23/133.62 - Step 6: Final answer
x = 150.27
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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.