Finding the Fourth Proportional to 79,635.68, 119,480.68 and 50,018.84
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Solution
The fourth proportional to 79,635.68, 119,480.68 and 50,018.84 is: 75,045.32
Step by Step Solution
- Step 1: Write the proportion equation
79,635.68 : 119,480.68 = 50,018.84 : x - Step 2: Convert to fraction form
79,635.68/119,480.68 = 50,018.84/x - Step 3: Cross multiply
79,635.68x = 119,480.68 × 50,018.84 - Step 4: Simplify right side
79,635.68x = 5,976,285,016.01 - Step 5: Solve for x
x = 5,976,285,016.01/79,635.68 - Step 6: Final answer
x = 75,045.32
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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.