Finding the Fourth Proportional to 129,393.99, 194,173.99 and 62,797.77
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Solution
The fourth proportional to 129,393.99, 194,173.99 and 62,797.77 is: 94,236.94
Step by Step Solution
- Step 1: Write the proportion equation
129,393.99 : 194,173.99 = 62,797.77 : x - Step 2: Convert to fraction form
129,393.99/194,173.99 = 62,797.77/x - Step 3: Cross multiply
129,393.99x = 194,173.99 × 62,797.77 - Step 4: Simplify right side
129,393.99x = 12,193,693,407.01 - Step 5: Solve for x
x = 12,193,693,407.01/129,393.99 - Step 6: Final answer
x = 94,236.94
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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.