Finding the Fourth Proportional to 218,104.98, 327,157.60 and 68,356.94
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Solution
The fourth proportional to 218,104.98, 327,157.60 and 68,356.94 is: 102,535.45
Step by Step Solution
- Step 1: Write the proportion equation
218,104.98 : 327,157.60 = 68,356.94 : x - Step 2: Convert to fraction form
218,104.98/327,157.60 = 68,356.94/x - Step 3: Cross multiply
218,104.98x = 327,157.60 × 68,356.94 - Step 4: Simplify right side
218,104.98x = 22,363,492,433.74 - Step 5: Solve for x
x = 22,363,492,433.74/218,104.98 - Step 6: Final answer
x = 102,535.45
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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.