Finding the Fourth Proportional to 216,363.80, 324,582.62 and 96,464.26
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Solution
The fourth proportional to 216,363.80, 324,582.62 and 96,464.26 is: 144,712.85
Step by Step Solution
- Step 1: Write the proportion equation
216,363.80 : 324,582.62 = 96,464.26 : x - Step 2: Convert to fraction form
216,363.80/324,582.62 = 96,464.26/x - Step 3: Cross multiply
216,363.80x = 324,582.62 × 96,464.26 - Step 4: Simplify right side
216,363.80x = 31,310,622,247.16 - Step 5: Solve for x
x = 31,310,622,247.16/216,363.80 - Step 6: Final answer
x = 144,712.85
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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.