Finding the Fourth Proportional to 82,836.68, 124,261.86 and 29,508.06
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Solution
The fourth proportional to 82,836.68, 124,261.86 and 29,508.06 is: 44,264.54
Step by Step Solution
- Step 1: Write the proportion equation
82,836.68 : 124,261.86 = 29,508.06 : x - Step 2: Convert to fraction form
82,836.68/124,261.86 = 29,508.06/x - Step 3: Cross multiply
82,836.68x = 124,261.86 × 29,508.06 - Step 4: Simplify right side
82,836.68x = 3,666,726,997.23 - Step 5: Solve for x
x = 3,666,726,997.23/82,836.68 - Step 6: Final answer
x = 44,264.54
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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.