Finding the Fourth Proportional to 170,502.33, 255,754.77 and 75,706.99
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Solution
The fourth proportional to 170,502.33, 255,754.77 and 75,706.99 is: 113,561.05
Step by Step Solution
- Step 1: Write the proportion equation
170,502.33 : 255,754.77 = 75,706.99 : x - Step 2: Convert to fraction form
170,502.33/255,754.77 = 75,706.99/x - Step 3: Cross multiply
170,502.33x = 255,754.77 × 75,706.99 - Step 4: Simplify right side
170,502.33x = 19,362,423,814.84 - Step 5: Solve for x
x = 19,362,423,814.84/170,502.33 - Step 6: Final answer
x = 113,561.05
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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.