Finding the Fourth Proportional to 218,764.26, 328,147.74 and 60,994.08
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Solution
The fourth proportional to 218,764.26, 328,147.74 and 60,994.08 is: 91,491.50
Step by Step Solution
- Step 1: Write the proportion equation
218,764.26 : 328,147.74 = 60,994.08 : x - Step 2: Convert to fraction form
218,764.26/328,147.74 = 60,994.08/x - Step 3: Cross multiply
218,764.26x = 328,147.74 × 60,994.08 - Step 4: Simplify right side
218,764.26x = 20,015,069,505.38 - Step 5: Solve for x
x = 20,015,069,505.38/218,764.26 - Step 6: Final answer
x = 91,491.50
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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.