Finding the Fourth Proportional to 199.26, 299.03 and 135
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Solution
The fourth proportional to 199.26, 299.03 and 135 is: 202.59
Step by Step Solution
- Step 1: Write the proportion equation
199.26 : 299.03 = 135 : x - Step 2: Convert to fraction form
199.26/299.03 = 135/x - Step 3: Cross multiply
199.26x = 299.03 × 135 - Step 4: Simplify right side
199.26x = 40,368.38 - Step 5: Solve for x
x = 40,368.38/199.26 - Step 6: Final answer
x = 202.59
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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.