Finding the Fourth Proportional to 82,457.74, 113,791.44 and 44,731.98
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Solution
The fourth proportional to 82,457.74, 113,791.44 and 44,731.98 is: 61,730.00
Step by Step Solution
- Step 1: Write the proportion equation
82,457.74 : 113,791.44 = 44,731.98 : x - Step 2: Convert to fraction form
82,457.74/113,791.44 = 44,731.98/x - Step 3: Cross multiply
82,457.74x = 113,791.44 × 44,731.98 - Step 4: Simplify right side
82,457.74x = 5,090,116,418.25 - Step 5: Solve for x
x = 5,090,116,418.25/82,457.74 - Step 6: Final answer
x = 61,730.00
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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.