Finding the Fourth Proportional to 125,511.03, 173,175.44 and 71,063.91
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Solution
The fourth proportional to 125,511.03, 173,175.44 and 71,063.91 is: 98,051.33
Step by Step Solution
- Step 1: Write the proportion equation
125,511.03 : 173,175.44 = 71,063.91 : x - Step 2: Convert to fraction form
125,511.03/173,175.44 = 71,063.91/x - Step 3: Cross multiply
125,511.03x = 173,175.44 × 71,063.91 - Step 4: Simplify right side
125,511.03x = 12,306,523,527.05 - Step 5: Solve for x
x = 12,306,523,527.05/125,511.03 - Step 6: Final answer
x = 98,051.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.