Finding the Fourth Proportional to 170,186.99, 255,280.49 and 45,524.75
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Solution
The fourth proportional to 170,186.99, 255,280.49 and 45,524.75 is: 68,287.13
Step by Step Solution
- Step 1: Write the proportion equation
170,186.99 : 255,280.49 = 45,524.75 : x - Step 2: Convert to fraction form
170,186.99/255,280.49 = 45,524.75/x - Step 3: Cross multiply
170,186.99x = 255,280.49 × 45,524.75 - Step 4: Simplify right side
170,186.99x = 11,621,580,487.13 - Step 5: Solve for x
x = 11,621,580,487.13/170,186.99 - Step 6: Final answer
x = 68,287.13
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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.