Finding the Fourth Proportional to 125,549.34, 188,324.32 and 30,779.94
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Solution
The fourth proportional to 125,549.34, 188,324.32 and 30,779.94 is: 46,169.99
Step by Step Solution
- Step 1: Write the proportion equation
125,549.34 : 188,324.32 = 30,779.94 : x - Step 2: Convert to fraction form
125,549.34/188,324.32 = 30,779.94/x - Step 3: Cross multiply
125,549.34x = 188,324.32 × 30,779.94 - Step 4: Simplify right side
125,549.34x = 5,796,611,270.14 - Step 5: Solve for x
x = 5,796,611,270.14/125,549.34 - Step 6: Final answer
x = 46,169.99
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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.