Finding the Fourth Proportional to 248,069.80, 372,104.70 and 185,861.80
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Solution
The fourth proportional to 248,069.80, 372,104.70 and 185,861.80 is: 278,792.70
Step by Step Solution
- Step 1: Write the proportion equation
248,069.80 : 372,104.70 = 185,861.80 : x - Step 2: Convert to fraction form
248,069.80/372,104.70 = 185,861.80/x - Step 3: Cross multiply
248,069.80x = 372,104.70 × 185,861.80 - Step 4: Simplify right side
248,069.80x = 69,160,049,330.46 - Step 5: Solve for x
x = 69,160,049,330.46/248,069.80 - Step 6: Final answer
x = 278,792.70
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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.