Finding the Fourth Proportional to 232,129.07, 348,179.27 and 82,349.63
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Solution
The fourth proportional to 232,129.07, 348,179.27 and 82,349.63 is: 123,519.35
Step by Step Solution
- Step 1: Write the proportion equation
232,129.07 : 348,179.27 = 82,349.63 : x - Step 2: Convert to fraction form
232,129.07/348,179.27 = 82,349.63/x - Step 3: Cross multiply
232,129.07x = 348,179.27 × 82,349.63 - Step 4: Simplify right side
232,129.07x = 28,672,431,905.53 - Step 5: Solve for x
x = 28,672,431,905.53/232,129.07 - Step 6: Final answer
x = 123,519.35
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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.