Finding the Fourth Proportional to 82,858.68, 124,270.62 and 26,703.84
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Solution
The fourth proportional to 82,858.68, 124,270.62 and 26,703.84 is: 40,050.15
Step by Step Solution
- Step 1: Write the proportion equation
82,858.68 : 124,270.62 = 26,703.84 : x - Step 2: Convert to fraction form
82,858.68/124,270.62 = 26,703.84/x - Step 3: Cross multiply
82,858.68x = 124,270.62 × 26,703.84 - Step 4: Simplify right side
82,858.68x = 3,318,502,753.18 - Step 5: Solve for x
x = 3,318,502,753.18/82,858.68 - Step 6: Final answer
x = 40,050.15
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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.