Finding the Fourth Proportional to 75,723.19, 104,498.71 and 41,732.92
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Solution
The fourth proportional to 75,723.19, 104,498.71 and 41,732.92 is: 57,591.82
Step by Step Solution
- Step 1: Write the proportion equation
75,723.19 : 104,498.71 = 41,732.92 : x - Step 2: Convert to fraction form
75,723.19/104,498.71 = 41,732.92/x - Step 3: Cross multiply
75,723.19x = 104,498.71 × 41,732.92 - Step 4: Simplify right side
75,723.19x = 4,361,036,304.53 - Step 5: Solve for x
x = 4,361,036,304.53/75,723.19 - Step 6: Final answer
x = 57,591.82
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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.