Finding the Fourth Proportional to 197,548.44, 272,614.74 and 106,902.42
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Solution
The fourth proportional to 197,548.44, 272,614.74 and 106,902.42 is: 147,524.20
Step by Step Solution
- Step 1: Write the proportion equation
197,548.44 : 272,614.74 = 106,902.42 : x - Step 2: Convert to fraction form
197,548.44/272,614.74 = 106,902.42/x - Step 3: Cross multiply
197,548.44x = 272,614.74 × 106,902.42 - Step 4: Simplify right side
197,548.44x = 29,143,175,433.67 - Step 5: Solve for x
x = 29,143,175,433.67/197,548.44 - Step 6: Final answer
x = 147,524.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.