Finding the Fourth Proportional to 166,589.21, 249,883.63 and 54,269.26
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Solution
The fourth proportional to 166,589.21, 249,883.63 and 54,269.26 is: 81,403.83
Step by Step Solution
- Step 1: Write the proportion equation
166,589.21 : 249,883.63 = 54,269.26 : x - Step 2: Convert to fraction form
166,589.21/249,883.63 = 54,269.26/x - Step 3: Cross multiply
166,589.21x = 249,883.63 × 54,269.26 - Step 4: Simplify right side
166,589.21x = 13,560,999,686.21 - Step 5: Solve for x
x = 13,560,999,686.21/166,589.21 - Step 6: Final answer
x = 81,403.83
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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.