Finding the Fourth Proportional to 199.24, 297.12 and 177.11
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Solution
The fourth proportional to 199.24, 297.12 and 177.11 is: 264.12
Step by Step Solution
- Step 1: Write the proportion equation
199.24 : 297.12 = 177.11 : x - Step 2: Convert to fraction form
199.24/297.12 = 177.11/x - Step 3: Cross multiply
199.24x = 297.12 × 177.11 - Step 4: Simplify right side
199.24x = 52,622.18 - Step 5: Solve for x
x = 52,622.18/199.24 - Step 6: Final answer
x = 264.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.