Finding the Fourth Proportional to 71,952.59, 107,944.68 and 22,036.44
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Solution
The fourth proportional to 71,952.59, 107,944.68 and 22,036.44 is: 33,059.50
Step by Step Solution
- Step 1: Write the proportion equation
71,952.59 : 107,944.68 = 22,036.44 : x - Step 2: Convert to fraction form
71,952.59/107,944.68 = 22,036.44/x - Step 3: Cross multiply
71,952.59x = 107,944.68 × 22,036.44 - Step 4: Simplify right side
71,952.59x = 2,378,716,464.14 - Step 5: Solve for x
x = 2,378,716,464.14/71,952.59 - Step 6: Final answer
x = 33,059.50
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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.