Finding the Fourth Proportional to 251,860.41, 377,790.18 and 172,734.75
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Solution
The fourth proportional to 251,860.41, 377,790.18 and 172,734.75 is: 259,101.83
Step by Step Solution
- Step 1: Write the proportion equation
251,860.41 : 377,790.18 = 172,734.75 : x - Step 2: Convert to fraction form
251,860.41/377,790.18 = 172,734.75/x - Step 3: Cross multiply
251,860.41x = 377,790.18 × 172,734.75 - Step 4: Simplify right side
251,860.41x = 65,257,492,294.76 - Step 5: Solve for x
x = 65,257,492,294.76/251,860.41 - Step 6: Final answer
x = 259,101.83
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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.