Finding the Fourth Proportional to 146,195.99, 201,744.76 and 91,777.42
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Solution
The fourth proportional to 146,195.99, 201,744.76 and 91,777.42 is: 126,649.26
Step by Step Solution
- Step 1: Write the proportion equation
146,195.99 : 201,744.76 = 91,777.42 : x - Step 2: Convert to fraction form
146,195.99/201,744.76 = 91,777.42/x - Step 3: Cross multiply
146,195.99x = 201,744.76 × 91,777.42 - Step 4: Simplify right side
146,195.99x = 18,515,613,571.32 - Step 5: Solve for x
x = 18,515,613,571.32/146,195.99 - Step 6: Final answer
x = 126,649.26
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1.5x scale
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.