Finding the Fourth Proportional to 179,136.18, 268,765.02 and 79,282.62
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Solution
The fourth proportional to 179,136.18, 268,765.02 and 79,282.62 is: 118,950.82
Step by Step Solution
- Step 1: Write the proportion equation
179,136.18 : 268,765.02 = 79,282.62 : x - Step 2: Convert to fraction form
179,136.18/268,765.02 = 79,282.62/x - Step 3: Cross multiply
179,136.18x = 268,765.02 × 79,282.62 - Step 4: Simplify right side
179,136.18x = 21,308,394,949.95 - Step 5: Solve for x
x = 21,308,394,949.95/179,136.18 - Step 6: Final answer
x = 118,950.82
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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.