Finding the Fourth Proportional to 216,863.09, 325,166.81 and 101,329.79
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Solution
The fourth proportional to 216,863.09, 325,166.81 and 101,329.79 is: 151,934.95
Step by Step Solution
- Step 1: Write the proportion equation
216,863.09 : 325,166.81 = 101,329.79 : x - Step 2: Convert to fraction form
216,863.09/325,166.81 = 101,329.79/x - Step 3: Cross multiply
216,863.09x = 325,166.81 × 101,329.79 - Step 4: Simplify right side
216,863.09x = 32,949,082,439.79 - Step 5: Solve for x
x = 32,949,082,439.79/216,863.09 - Step 6: Final answer
x = 151,934.95
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1.5x scale
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.