Finding the Fourth Proportional to 160,491.68, 221,452.44 and 92,511.44
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Solution
The fourth proportional to 160,491.68, 221,452.44 and 92,511.44 is: 127,650.75
Step by Step Solution
- Step 1: Write the proportion equation
160,491.68 : 221,452.44 = 92,511.44 : x - Step 2: Convert to fraction form
160,491.68/221,452.44 = 92,511.44/x - Step 3: Cross multiply
160,491.68x = 221,452.44 × 92,511.44 - Step 4: Simplify right side
160,491.68x = 20,486,884,115.91 - Step 5: Solve for x
x = 20,486,884,115.91/160,491.68 - Step 6: Final answer
x = 127,650.75
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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.