Finding the Fourth Proportional to 96,771.24, 133,546.68 and 54,328.68
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Solution
The fourth proportional to 96,771.24, 133,546.68 and 54,328.68 is: 74,974.91
Step by Step Solution
- Step 1: Write the proportion equation
96,771.24 : 133,546.68 = 54,328.68 : x - Step 2: Convert to fraction form
96,771.24/133,546.68 = 54,328.68/x - Step 3: Cross multiply
96,771.24x = 133,546.68 × 54,328.68 - Step 4: Simplify right side
96,771.24x = 7,255,414,842.78 - Step 5: Solve for x
x = 7,255,414,842.78/96,771.24 - Step 6: Final answer
x = 74,974.91
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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.