Finding the Fourth Proportional to 134,938.38, 202,477.62 and 55,034.97
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Solution
The fourth proportional to 134,938.38, 202,477.62 and 55,034.97 is: 82,581.02
Step by Step Solution
- Step 1: Write the proportion equation
134,938.38 : 202,477.62 = 55,034.97 : x - Step 2: Convert to fraction form
134,938.38/202,477.62 = 55,034.97/x - Step 3: Cross multiply
134,938.38x = 202,477.62 × 55,034.97 - Step 4: Simplify right side
134,938.38x = 11,143,349,236.18 - Step 5: Solve for x
x = 11,143,349,236.18/134,938.38 - Step 6: Final answer
x = 82,581.02
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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.