Finding the Fourth Proportional to 82,953.66, 124,448.13 and 26,796.99
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Solution
The fourth proportional to 82,953.66, 124,448.13 and 26,796.99 is: 40,201.18
Step by Step Solution
- Step 1: Write the proportion equation
82,953.66 : 124,448.13 = 26,796.99 : x - Step 2: Convert to fraction form
82,953.66/124,448.13 = 26,796.99/x - Step 3: Cross multiply
82,953.66x = 124,448.13 × 26,796.99 - Step 4: Simplify right side
82,953.66x = 3,334,835,295.13 - Step 5: Solve for x
x = 3,334,835,295.13/82,953.66 - Step 6: Final answer
x = 40,201.18
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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.