Finding the Fourth Proportional to 82,670.58, 124,014.99 and 26,497.38
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Solution
The fourth proportional to 82,670.58, 124,014.99 and 26,497.38 is: 39,748.99
Step by Step Solution
- Step 1: Write the proportion equation
82,670.58 : 124,014.99 = 26,497.38 : x - Step 2: Convert to fraction form
82,670.58/124,014.99 = 26,497.38/x - Step 3: Cross multiply
82,670.58x = 124,014.99 × 26,497.38 - Step 4: Simplify right side
82,670.58x = 3,286,072,315.73 - Step 5: Solve for x
x = 3,286,072,315.73/82,670.58 - Step 6: Final answer
x = 39,748.99
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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.