Finding the Fourth Proportional to 82,692.92, 124,040.14 and 26,533.14
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Solution
The fourth proportional to 82,692.92, 124,040.14 and 26,533.14 is: 39,799.95
Step by Step Solution
- Step 1: Write the proportion equation
82,692.92 : 124,040.14 = 26,533.14 : x - Step 2: Convert to fraction form
82,692.92/124,040.14 = 26,533.14/x - Step 3: Cross multiply
82,692.92x = 124,040.14 × 26,533.14 - Step 4: Simplify right side
82,692.92x = 3,291,174,400.24 - Step 5: Solve for x
x = 3,291,174,400.24/82,692.92 - Step 6: Final answer
x = 39,799.95
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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.