Finding the Fourth Proportional to 96,313.08, 132,909.48 and 53,291.46
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Solution
The fourth proportional to 96,313.08, 132,909.48 and 53,291.46 is: 73,540.79
Step by Step Solution
- Step 1: Write the proportion equation
96,313.08 : 132,909.48 = 53,291.46 : x - Step 2: Convert to fraction form
96,313.08/132,909.48 = 53,291.46/x - Step 3: Cross multiply
96,313.08x = 132,909.48 × 53,291.46 - Step 4: Simplify right side
96,313.08x = 7,082,940,237.04 - Step 5: Solve for x
x = 7,082,940,237.04/96,313.08 - Step 6: Final answer
x = 73,540.79
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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.