Finding the Fourth Proportional to 184,990.26, 277,377.69 and 72,538.68
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Solution
The fourth proportional to 184,990.26, 277,377.69 and 72,538.68 is: 108,765.79
Step by Step Solution
- Step 1: Write the proportion equation
184,990.26 : 277,377.69 = 72,538.68 : x - Step 2: Convert to fraction form
184,990.26/277,377.69 = 72,538.68/x - Step 3: Cross multiply
184,990.26x = 277,377.69 × 72,538.68 - Step 4: Simplify right side
184,990.26x = 20,120,611,494.05 - Step 5: Solve for x
x = 20,120,611,494.05/184,990.26 - Step 6: Final answer
x = 108,765.79
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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.