Finding the Fourth Proportional to 166,652.12, 249,979.80 and 41,993.12
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Solution
The fourth proportional to 166,652.12, 249,979.80 and 41,993.12 is: 62,990.09
Step by Step Solution
- Step 1: Write the proportion equation
166,652.12 : 249,979.80 = 41,993.12 : x - Step 2: Convert to fraction form
166,652.12/249,979.80 = 41,993.12/x - Step 3: Cross multiply
166,652.12x = 249,979.80 × 41,993.12 - Step 4: Simplify right side
166,652.12x = 10,497,431,738.98 - Step 5: Solve for x
x = 10,497,431,738.98/166,652.12 - Step 6: Final answer
x = 62,990.09
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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.