Finding the Fourth Proportional to 251,349.68, 376,944.48 and 82,838.56
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Solution
The fourth proportional to 251,349.68, 376,944.48 and 82,838.56 is: 124,231.46
Step by Step Solution
- Step 1: Write the proportion equation
251,349.68 : 376,944.48 = 82,838.56 : x - Step 2: Convert to fraction form
251,349.68/376,944.48 = 82,838.56/x - Step 3: Cross multiply
251,349.68x = 376,944.48 × 82,838.56 - Step 4: Simplify right side
251,349.68x = 31,225,537,923.15 - Step 5: Solve for x
x = 31,225,537,923.15/251,349.68 - Step 6: Final answer
x = 124,231.46
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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.