Finding the Fourth Proportional to 82,767.90, 114,219.87 and 46,950.99
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Solution
The fourth proportional to 82,767.90, 114,219.87 and 46,950.99 is: 64,792.45
Step by Step Solution
- Step 1: Write the proportion equation
82,767.90 : 114,219.87 = 46,950.99 : x - Step 2: Convert to fraction form
82,767.90/114,219.87 = 46,950.99/x - Step 3: Cross multiply
82,767.90x = 114,219.87 × 46,950.99 - Step 4: Simplify right side
82,767.90x = 5,362,735,369.78 - Step 5: Solve for x
x = 5,362,735,369.78/82,767.90 - Step 6: Final answer
x = 64,792.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.