Finding the Fourth Proportional to 193,006.80, 289,512.36 and 80,704.08
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Solution
The fourth proportional to 193,006.80, 289,512.36 and 80,704.08 is: 121,057.02
Step by Step Solution
- Step 1: Write the proportion equation
193,006.80 : 289,512.36 = 80,704.08 : x - Step 2: Convert to fraction form
193,006.80/289,512.36 = 80,704.08/x - Step 3: Cross multiply
193,006.80x = 289,512.36 × 80,704.08 - Step 4: Simplify right side
193,006.80x = 23,364,828,662.43 - Step 5: Solve for x
x = 23,364,828,662.43/193,006.80 - Step 6: Final answer
x = 121,057.02
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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.