Finding the Fourth Proportional to 189,863.26, 284,811.23 and 49,621.75
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Solution
The fourth proportional to 189,863.26, 284,811.23 and 49,621.75 is: 74,436.90
Step by Step Solution
- Step 1: Write the proportion equation
189,863.26 : 284,811.23 = 49,621.75 : x - Step 2: Convert to fraction form
189,863.26/284,811.23 = 49,621.75/x - Step 3: Cross multiply
189,863.26x = 284,811.23 × 49,621.75 - Step 4: Simplify right side
189,863.26x = 14,132,831,652.25 - Step 5: Solve for x
x = 14,132,831,652.25/189,863.26 - Step 6: Final answer
x = 74,436.90
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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.