Finding the Fourth Proportional to 266,052.96, 367,160.85 and 145,201.97
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Solution
The fourth proportional to 266,052.96, 367,160.85 and 145,201.97 is: 200,382.96
Step by Step Solution
- Step 1: Write the proportion equation
266,052.96 : 367,160.85 = 145,201.97 : x - Step 2: Convert to fraction form
266,052.96/367,160.85 = 145,201.97/x - Step 3: Cross multiply
266,052.96x = 367,160.85 × 145,201.97 - Step 4: Simplify right side
266,052.96x = 53,312,479,644.78 - Step 5: Solve for x
x = 53,312,479,644.78/266,052.96 - Step 6: Final answer
x = 200,382.96
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1.5x scale
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.