Finding the Fourth Proportional to 193,961.68, 290,909.52 and 53,687.44
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Solution
The fourth proportional to 193,961.68, 290,909.52 and 53,687.44 is: 80,522.03
Step by Step Solution
- Step 1: Write the proportion equation
193,961.68 : 290,909.52 = 53,687.44 : x - Step 2: Convert to fraction form
193,961.68/290,909.52 = 53,687.44/x - Step 3: Cross multiply
193,961.68x = 290,909.52 × 53,687.44 - Step 4: Simplify right side
193,961.68x = 15,618,187,400.43 - Step 5: Solve for x
x = 15,618,187,400.43/193,961.68 - Step 6: Final answer
x = 80,522.03
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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.