Finding the Fourth Proportional to 107,952.30, 161,910.14 and 29,048.94
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Solution
The fourth proportional to 107,952.30, 161,910.14 and 29,048.94 is: 43,568.48
Step by Step Solution
- Step 1: Write the proportion equation
107,952.30 : 161,910.14 = 29,048.94 : x - Step 2: Convert to fraction form
107,952.30/161,910.14 = 29,048.94/x - Step 3: Cross multiply
107,952.30x = 161,910.14 × 29,048.94 - Step 4: Simplify right side
107,952.30x = 4,703,317,797.01 - Step 5: Solve for x
x = 4,703,317,797.01/107,952.30 - Step 6: Final answer
x = 43,568.48
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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.