Finding the Fourth Proportional to 195,727.16, 270,086.99 and 108,514.59
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Solution
The fourth proportional to 195,727.16, 270,086.99 and 108,514.59 is: 149,740.99
Step by Step Solution
- Step 1: Write the proportion equation
195,727.16 : 270,086.99 = 108,514.59 : x - Step 2: Convert to fraction form
195,727.16/270,086.99 = 108,514.59/x - Step 3: Cross multiply
195,727.16x = 270,086.99 × 108,514.59 - Step 4: Simplify right side
195,727.16x = 29,308,378,441.61 - Step 5: Solve for x
x = 29,308,378,441.61/195,727.16 - Step 6: Final answer
x = 149,740.99
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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.