Finding the Fourth Proportional to 150,371.10, 207,412.11 and 96,723.99
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Solution
The fourth proportional to 150,371.10, 207,412.11 and 96,723.99 is: 133,414.78
Step by Step Solution
- Step 1: Write the proportion equation
150,371.10 : 207,412.11 = 96,723.99 : x - Step 2: Convert to fraction form
150,371.10/207,412.11 = 96,723.99/x - Step 3: Cross multiply
150,371.10x = 207,412.11 × 96,723.99 - Step 4: Simplify right side
150,371.10x = 20,061,726,853.52 - Step 5: Solve for x
x = 20,061,726,853.52/150,371.10 - Step 6: Final answer
x = 133,414.78
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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.