Finding the Fourth Proportional to 251,350.08, 376,906.66 and 91,313.15
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Solution
The fourth proportional to 251,350.08, 376,906.66 and 91,313.15 is: 136,926.69
Step by Step Solution
- Step 1: Write the proportion equation
251,350.08 : 376,906.66 = 91,313.15 : x - Step 2: Convert to fraction form
251,350.08/376,906.66 = 91,313.15/x - Step 3: Cross multiply
251,350.08x = 376,906.66 × 91,313.15 - Step 4: Simplify right side
251,350.08x = 34,416,534,380.58 - Step 5: Solve for x
x = 34,416,534,380.58/251,350.08 - Step 6: Final answer
x = 136,926.69
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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.