Finding the Fourth Proportional to 160,974.63, 241,405.25 and 66,177.09
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Solution
The fourth proportional to 160,974.63, 241,405.25 and 66,177.09 is: 99,242.33
Step by Step Solution
- Step 1: Write the proportion equation
160,974.63 : 241,405.25 = 66,177.09 : x - Step 2: Convert to fraction form
160,974.63/241,405.25 = 66,177.09/x - Step 3: Cross multiply
160,974.63x = 241,405.25 × 66,177.09 - Step 4: Simplify right side
160,974.63x = 15,975,496,624.84 - Step 5: Solve for x
x = 15,975,496,624.84/160,974.63 - Step 6: Final answer
x = 99,242.33
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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.