Finding the Fourth Proportional to 113,260.24, 169,886.42 and 29,021.09
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Solution
The fourth proportional to 113,260.24, 169,886.42 and 29,021.09 is: 43,530.63
Step by Step Solution
- Step 1: Write the proportion equation
113,260.24 : 169,886.42 = 29,021.09 : x - Step 2: Convert to fraction form
113,260.24/169,886.42 = 29,021.09/x - Step 3: Cross multiply
113,260.24x = 169,886.42 × 29,021.09 - Step 4: Simplify right side
113,260.24x = 4,930,288,939.49 - Step 5: Solve for x
x = 4,930,288,939.49/113,260.24 - Step 6: Final answer
x = 43,530.63
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1.5x scale
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.