Finding the Fourth Proportional to 73,651.95, 110,477.81 and 18,247.95
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Solution
The fourth proportional to 73,651.95, 110,477.81 and 18,247.95 is: 27,371.90
Step by Step Solution
- Step 1: Write the proportion equation
73,651.95 : 110,477.81 = 18,247.95 : x - Step 2: Convert to fraction form
73,651.95/110,477.81 = 18,247.95/x - Step 3: Cross multiply
73,651.95x = 110,477.81 × 18,247.95 - Step 4: Simplify right side
73,651.95x = 2,015,993,461.75 - Step 5: Solve for x
x = 2,015,993,461.75/73,651.95 - Step 6: Final answer
x = 27,371.90
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Similar ratio
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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.