Finding the Fourth Proportional to 75,276.66, 112,958.73 and 33,723.66
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Solution
The fourth proportional to 75,276.66, 112,958.73 and 33,723.66 is: 50,605.09
Step by Step Solution
- Step 1: Write the proportion equation
75,276.66 : 112,958.73 = 33,723.66 : x - Step 2: Convert to fraction form
75,276.66/112,958.73 = 33,723.66/x - Step 3: Cross multiply
75,276.66x = 112,958.73 × 33,723.66 - Step 4: Simplify right side
75,276.66x = 3,809,381,804.55 - Step 5: Solve for x
x = 3,809,381,804.55/75,276.66 - Step 6: Final answer
x = 50,605.09
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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.