Finding the Fourth Proportional to 222,270.58, 306,713.99 and 131,610.32
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Solution
The fourth proportional to 222,270.58, 306,713.99 and 131,610.32 is: 181,610.75
Step by Step Solution
- Step 1: Write the proportion equation
222,270.58 : 306,713.99 = 131,610.32 : x - Step 2: Convert to fraction form
222,270.58/306,713.99 = 131,610.32/x - Step 3: Cross multiply
222,270.58x = 306,713.99 × 131,610.32 - Step 4: Simplify right side
222,270.58x = 40,366,726,318.01 - Step 5: Solve for x
x = 40,366,726,318.01/222,270.58 - Step 6: Final answer
x = 181,610.75
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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.