Finding the Fourth Proportional to 236,919.26, 355,326.49 and 68,402.95
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Solution
The fourth proportional to 236,919.26, 355,326.49 and 68,402.95 is: 102,589.30
Step by Step Solution
- Step 1: Write the proportion equation
236,919.26 : 355,326.49 = 68,402.95 : x - Step 2: Convert to fraction form
236,919.26/355,326.49 = 68,402.95/x - Step 3: Cross multiply
236,919.26x = 355,326.49 × 68,402.95 - Step 4: Simplify right side
236,919.26x = 24,305,380,129.15 - Step 5: Solve for x
x = 24,305,380,129.15/236,919.26 - Step 6: Final answer
x = 102,589.30
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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.