Finding the Fourth Proportional to 82,197.99, 123,266.61 and 40,065.84
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Solution
The fourth proportional to 82,197.99, 123,266.61 and 40,065.84 is: 60,083.95
Step by Step Solution
- Step 1: Write the proportion equation
82,197.99 : 123,266.61 = 40,065.84 : x - Step 2: Convert to fraction form
82,197.99/123,266.61 = 40,065.84/x - Step 3: Cross multiply
82,197.99x = 123,266.61 × 40,065.84 - Step 4: Simplify right side
82,197.99x = 4,938,780,273.60 - Step 5: Solve for x
x = 4,938,780,273.60/82,197.99 - Step 6: Final answer
x = 60,083.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.