Finding the Fourth Proportional to 75,527.18, 104,229.84 and 41,539.15
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Solution
The fourth proportional to 75,527.18, 104,229.84 and 41,539.15 is: 57,325.31
Step by Step Solution
- Step 1: Write the proportion equation
75,527.18 : 104,229.84 = 41,539.15 : x - Step 2: Convert to fraction form
75,527.18/104,229.84 = 41,539.15/x - Step 3: Cross multiply
75,527.18x = 104,229.84 × 41,539.15 - Step 4: Simplify right side
75,527.18x = 4,329,619,303.78 - Step 5: Solve for x
x = 4,329,619,303.78/75,527.18 - Step 6: Final answer
x = 57,325.31
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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.