Finding the Fourth Proportional to 94,034.24, 129,763.68 and 53,745.92
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Solution
The fourth proportional to 94,034.24, 129,763.68 and 53,745.92 is: 74,167.33
Step by Step Solution
- Step 1: Write the proportion equation
94,034.24 : 129,763.68 = 53,745.92 : x - Step 2: Convert to fraction form
94,034.24/129,763.68 = 53,745.92/x - Step 3: Cross multiply
94,034.24x = 129,763.68 × 53,745.92 - Step 4: Simplify right side
94,034.24x = 6,974,268,364.19 - Step 5: Solve for x
x = 6,974,268,364.19/94,034.24 - Step 6: Final answer
x = 74,167.33
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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.