Finding the Fourth Proportional to 193,193.37, 289,873.49 and 104,509.31
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Solution
The fourth proportional to 193,193.37, 289,873.49 and 104,509.31 is: 156,809.09
Step by Step Solution
- Step 1: Write the proportion equation
193,193.37 : 289,873.49 = 104,509.31 : x - Step 2: Convert to fraction form
193,193.37/289,873.49 = 104,509.31/x - Step 3: Cross multiply
193,193.37x = 289,873.49 × 104,509.31 - Step 4: Simplify right side
193,193.37x = 30,294,476,455.28 - Step 5: Solve for x
x = 30,294,476,455.28/193,193.37 - Step 6: Final answer
x = 156,809.09
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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.