Finding the Fourth Proportional to 125,396.92, 173,041.14 and 71,674.84
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Solution
The fourth proportional to 125,396.92, 173,041.14 and 71,674.84 is: 98,907.50
Step by Step Solution
- Step 1: Write the proportion equation
125,396.92 : 173,041.14 = 71,674.84 : x - Step 2: Convert to fraction form
125,396.92/173,041.14 = 71,674.84/x - Step 3: Cross multiply
125,396.92x = 173,041.14 × 71,674.84 - Step 4: Simplify right side
125,396.92x = 12,402,696,022.92 - Step 5: Solve for x
x = 12,402,696,022.92/125,396.92 - Step 6: Final answer
x = 98,907.50
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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.