Finding the Fourth Proportional to 82,717.86, 124,097.58 and 26,562.99
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Solution
The fourth proportional to 82,717.86, 124,097.58 and 26,562.99 is: 39,851.16
Step by Step Solution
- Step 1: Write the proportion equation
82,717.86 : 124,097.58 = 26,562.99 : x - Step 2: Convert to fraction form
82,717.86/124,097.58 = 26,562.99/x - Step 3: Cross multiply
82,717.86x = 124,097.58 × 26,562.99 - Step 4: Simplify right side
82,717.86x = 3,296,402,776.56 - Step 5: Solve for x
x = 3,296,402,776.56/82,717.86 - Step 6: Final answer
x = 39,851.16
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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.