Finding the Fourth Proportional to 66,975.53, 100,393.14 and 22,586.99
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Solution
The fourth proportional to 66,975.53, 100,393.14 and 22,586.99 is: 33,856.83
Step by Step Solution
- Step 1: Write the proportion equation
66,975.53 : 100,393.14 = 22,586.99 : x - Step 2: Convert to fraction form
66,975.53/100,393.14 = 22,586.99/x - Step 3: Cross multiply
66,975.53x = 100,393.14 × 22,586.99 - Step 4: Simplify right side
66,975.53x = 2,267,578,849.25 - Step 5: Solve for x
x = 2,267,578,849.25/66,975.53 - Step 6: Final answer
x = 33,856.83
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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.