Finding the Fourth Proportional to 74,611.72, 111,956.46 and 33,049
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Solution
The fourth proportional to 74,611.72, 111,956.46 and 33,049 is: 49,590.72
Step by Step Solution
- Step 1: Write the proportion equation
74,611.72 : 111,956.46 = 33,049 : x - Step 2: Convert to fraction form
74,611.72/111,956.46 = 33,049/x - Step 3: Cross multiply
74,611.72x = 111,956.46 × 33,049 - Step 4: Simplify right side
74,611.72x = 3,700,049,046.54 - Step 5: Solve for x
x = 3,700,049,046.54/74,611.72 - Step 6: Final answer
x = 49,590.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.