Finding the Fourth Proportional to 154,850.68, 232,220.28 and 53,621.32
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Solution
The fourth proportional to 154,850.68, 232,220.28 and 53,621.32 is: 80,412.68
Step by Step Solution
- Step 1: Write the proportion equation
154,850.68 : 232,220.28 = 53,621.32 : x - Step 2: Convert to fraction form
154,850.68/232,220.28 = 53,621.32/x - Step 3: Cross multiply
154,850.68x = 232,220.28 × 53,621.32 - Step 4: Simplify right side
154,850.68x = 12,451,957,944.37 - Step 5: Solve for x
x = 12,451,957,944.37/154,850.68 - Step 6: Final answer
x = 80,412.68
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1.5x scale
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.