Finding the Fourth Proportional to 216,951.44, 325,458.08 and 67,203.48
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Solution
The fourth proportional to 216,951.44, 325,458.08 and 67,203.48 is: 100,814.80
Step by Step Solution
- Step 1: Write the proportion equation
216,951.44 : 325,458.08 = 67,203.48 : x - Step 2: Convert to fraction form
216,951.44/325,458.08 = 67,203.48/x - Step 3: Cross multiply
216,951.44x = 325,458.08 × 67,203.48 - Step 4: Simplify right side
216,951.44x = 21,871,915,570.12 - Step 5: Solve for x
x = 21,871,915,570.12/216,951.44 - Step 6: Final answer
x = 100,814.80
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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.