Finding the Fourth Proportional to 173,107.02, 259,634.51 and 54,762.99
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Solution
The fourth proportional to 173,107.02, 259,634.51 and 54,762.99 is: 82,136.25
Step by Step Solution
- Step 1: Write the proportion equation
173,107.02 : 259,634.51 = 54,762.99 : x - Step 2: Convert to fraction form
173,107.02/259,634.51 = 54,762.99/x - Step 3: Cross multiply
173,107.02x = 259,634.51 × 54,762.99 - Step 4: Simplify right side
173,107.02x = 14,218,361,340.74 - Step 5: Solve for x
x = 14,218,361,340.74/173,107.02 - Step 6: Final answer
x = 82,136.25
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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.