Finding the Fourth Proportional to 82,707.19, 124,053.39 and 26,532.05
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Solution
The fourth proportional to 82,707.19, 124,053.39 and 26,532.05 is: 39,795.70
Step by Step Solution
- Step 1: Write the proportion equation
82,707.19 : 124,053.39 = 26,532.05 : x - Step 2: Convert to fraction form
82,707.19/124,053.39 = 26,532.05/x - Step 3: Cross multiply
82,707.19x = 124,053.39 × 26,532.05 - Step 4: Simplify right side
82,707.19x = 3,291,390,125.88 - Step 5: Solve for x
x = 3,291,390,125.88/82,707.19 - Step 6: Final answer
x = 39,795.70
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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.