Finding the Fourth Proportional to 231,042.43, 346,575.98 and 73,283.05
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Solution
The fourth proportional to 231,042.43, 346,575.98 and 73,283.05 is: 109,928.49
Step by Step Solution
- Step 1: Write the proportion equation
231,042.43 : 346,575.98 = 73,283.05 : x - Step 2: Convert to fraction form
231,042.43/346,575.98 = 73,283.05/x - Step 3: Cross multiply
231,042.43x = 346,575.98 × 73,283.05 - Step 4: Simplify right side
231,042.43x = 25,398,144,871.14 - Step 5: Solve for x
x = 25,398,144,871.14/231,042.43 - Step 6: Final answer
x = 109,928.49
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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.