Finding the Fourth Proportional to 137,676.84, 206,495.74 and 44,170.44
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Solution
The fourth proportional to 137,676.84, 206,495.74 and 44,170.44 is: 66,249.40
Step by Step Solution
- Step 1: Write the proportion equation
137,676.84 : 206,495.74 = 44,170.44 : x - Step 2: Convert to fraction form
137,676.84/206,495.74 = 44,170.44/x - Step 3: Cross multiply
137,676.84x = 206,495.74 × 44,170.44 - Step 4: Simplify right side
137,676.84x = 9,121,007,693.93 - Step 5: Solve for x
x = 9,121,007,693.93/137,676.84 - Step 6: Final answer
x = 66,249.40
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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.