Finding the Fourth Proportional to 232,409.43, 320,757.18 and 130,440.96
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Solution
The fourth proportional to 232,409.43, 320,757.18 and 130,440.96 is: 180,026.58
Step by Step Solution
- Step 1: Write the proportion equation
232,409.43 : 320,757.18 = 130,440.96 : x - Step 2: Convert to fraction form
232,409.43/320,757.18 = 130,440.96/x - Step 3: Cross multiply
232,409.43x = 320,757.18 × 130,440.96 - Step 4: Simplify right side
232,409.43x = 41,839,872,882.31 - Step 5: Solve for x
x = 41,839,872,882.31/232,409.43 - Step 6: Final answer
x = 180,026.58
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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.