Finding the Fourth Proportional to 150,836.99, 226,350.79 and 84,320.80
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Solution
The fourth proportional to 150,836.99, 226,350.79 and 84,320.80 is: 126,534.48
Step by Step Solution
- Step 1: Write the proportion equation
150,836.99 : 226,350.79 = 84,320.80 : x - Step 2: Convert to fraction form
150,836.99/226,350.79 = 84,320.80/x - Step 3: Cross multiply
150,836.99x = 226,350.79 × 84,320.80 - Step 4: Simplify right side
150,836.99x = 19,086,078,916.75 - Step 5: Solve for x
x = 19,086,078,916.75/150,836.99 - Step 6: Final answer
x = 126,534.48
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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.