Finding the Fourth Proportional to 71,377.58, 107,029.91 and 26,396.66
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Solution
The fourth proportional to 71,377.58, 107,029.91 and 26,396.66 is: 39,581.50
Step by Step Solution
- Step 1: Write the proportion equation
71,377.58 : 107,029.91 = 26,396.66 : x - Step 2: Convert to fraction form
71,377.58/107,029.91 = 26,396.66/x - Step 3: Cross multiply
71,377.58x = 107,029.91 × 26,396.66 - Step 4: Simplify right side
71,377.58x = 2,825,231,674.94 - Step 5: Solve for x
x = 2,825,231,674.94/71,377.58 - Step 6: Final answer
x = 39,581.50
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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.