Finding the Fourth Proportional to 150,650.68, 207,897.37 and 82,668.79
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Solution
The fourth proportional to 150,650.68, 207,897.37 and 82,668.79 is: 114,082.62
Step by Step Solution
- Step 1: Write the proportion equation
150,650.68 : 207,897.37 = 82,668.79 : x - Step 2: Convert to fraction form
150,650.68/207,897.37 = 82,668.79/x - Step 3: Cross multiply
150,650.68x = 207,897.37 × 82,668.79 - Step 4: Simplify right side
150,650.68x = 17,186,624,128.48 - Step 5: Solve for x
x = 17,186,624,128.48/150,650.68 - Step 6: Final answer
x = 114,082.62
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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.