Finding the Fourth Proportional to 251,396.99, 377,014.48 and 82,878.11
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Solution
The fourth proportional to 251,396.99, 377,014.48 and 82,878.11 is: 124,290.45
Step by Step Solution
- Step 1: Write the proportion equation
251,396.99 : 377,014.48 = 82,878.11 : x - Step 2: Convert to fraction form
251,396.99/377,014.48 = 82,878.11/x - Step 3: Cross multiply
251,396.99x = 377,014.48 × 82,878.11 - Step 4: Simplify right side
251,396.99x = 31,246,245,452.77 - Step 5: Solve for x
x = 31,246,245,452.77/251,396.99 - Step 6: Final answer
x = 124,290.45
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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.