Finding the Fourth Proportional to 99,734.97, 149,617.35 and 32,244.42
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Solution
The fourth proportional to 99,734.97, 149,617.35 and 32,244.42 is: 48,371.45
Step by Step Solution
- Step 1: Write the proportion equation
99,734.97 : 149,617.35 = 32,244.42 : x - Step 2: Convert to fraction form
99,734.97/149,617.35 = 32,244.42/x - Step 3: Cross multiply
99,734.97x = 149,617.35 × 32,244.42 - Step 4: Simplify right side
99,734.97x = 4,824,324,672.69 - Step 5: Solve for x
x = 4,824,324,672.69/99,734.97 - Step 6: Final answer
x = 48,371.45
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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.