Finding the Fourth Proportional to 125,850.82, 173,635.02 and 71,394.01
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Solution
The fourth proportional to 125,850.82, 173,635.02 and 71,394.01 is: 98,501.55
Step by Step Solution
- Step 1: Write the proportion equation
125,850.82 : 173,635.02 = 71,394.01 : x - Step 2: Convert to fraction form
125,850.82/173,635.02 = 71,394.01/x - Step 3: Cross multiply
125,850.82x = 173,635.02 × 71,394.01 - Step 4: Simplify right side
125,850.82x = 12,396,500,354.23 - Step 5: Solve for x
x = 12,396,500,354.23/125,850.82 - Step 6: Final answer
x = 98,501.55
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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.