Finding the Fourth Proportional to 82,701.28, 124,052.28 and 26,549.92
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Solution
The fourth proportional to 82,701.28, 124,052.28 and 26,549.92 is: 39,825.00
Step by Step Solution
- Step 1: Write the proportion equation
82,701.28 : 124,052.28 = 26,549.92 : x - Step 2: Convert to fraction form
82,701.28/124,052.28 = 26,549.92/x - Step 3: Cross multiply
82,701.28x = 124,052.28 × 26,549.92 - Step 4: Simplify right side
82,701.28x = 3,293,578,109.82 - Step 5: Solve for x
x = 3,293,578,109.82/82,701.28 - Step 6: Final answer
x = 39,825.00
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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.