Finding the Fourth Proportional to 199,135.94, 274,799.67 and 108,492.62
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Solution
The fourth proportional to 199,135.94, 274,799.67 and 108,492.62 is: 149,715.50
Step by Step Solution
- Step 1: Write the proportion equation
199,135.94 : 274,799.67 = 108,492.62 : x - Step 2: Convert to fraction form
199,135.94/274,799.67 = 108,492.62/x - Step 3: Cross multiply
199,135.94x = 274,799.67 × 108,492.62 - Step 4: Simplify right side
199,135.94x = 29,813,736,173.44 - Step 5: Solve for x
x = 29,813,736,173.44/199,135.94 - Step 6: Final answer
x = 149,715.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.