Finding the Fourth Proportional to 203,491.37, 280,494.51 and 160,400.99
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Solution
The fourth proportional to 203,491.37, 280,494.51 and 160,400.99 is: 221,098.30
Step by Step Solution
- Step 1: Write the proportion equation
203,491.37 : 280,494.51 = 160,400.99 : x - Step 2: Convert to fraction form
203,491.37/280,494.51 = 160,400.99/x - Step 3: Cross multiply
203,491.37x = 280,494.51 × 160,400.99 - Step 4: Simplify right side
203,491.37x = 44,991,595,691.09 - Step 5: Solve for x
x = 44,991,595,691.09/203,491.37 - Step 6: Final answer
x = 221,098.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.