Finding the Fourth Proportional to 236,918.26, 355,324.99 and 68,401.95
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Solution
The fourth proportional to 236,918.26, 355,324.99 and 68,401.95 is: 102,587.80
Step by Step Solution
- Step 1: Write the proportion equation
236,918.26 : 355,324.99 = 68,401.95 : x - Step 2: Convert to fraction form
236,918.26/355,324.99 = 68,401.95/x - Step 3: Cross multiply
236,918.26x = 355,324.99 × 68,401.95 - Step 4: Simplify right side
236,918.26x = 24,304,922,199.73 - Step 5: Solve for x
x = 24,304,922,199.73/236,918.26 - Step 6: Final answer
x = 102,587.80
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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.