Finding the Fourth Proportional to 205,324.99, 307,987.49 and 65,083.62
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Solution
The fourth proportional to 205,324.99, 307,987.49 and 65,083.62 is: 97,625.43
Step by Step Solution
- Step 1: Write the proportion equation
205,324.99 : 307,987.49 = 65,083.62 : x - Step 2: Convert to fraction form
205,324.99/307,987.49 = 65,083.62/x - Step 3: Cross multiply
205,324.99x = 307,987.49 × 65,083.62 - Step 4: Simplify right side
205,324.99x = 20,044,940,763.91 - Step 5: Solve for x
x = 20,044,940,763.91/205,324.99 - Step 6: Final answer
x = 97,625.43
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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.