Finding the Fourth Proportional to 121,202.24, 181,561.44 and 96,284.48
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Solution
The fourth proportional to 121,202.24, 181,561.44 and 96,284.48 is: 144,234.54
Step by Step Solution
- Step 1: Write the proportion equation
121,202.24 : 181,561.44 = 96,284.48 : x - Step 2: Convert to fraction form
121,202.24/181,561.44 = 96,284.48/x - Step 3: Cross multiply
121,202.24x = 181,561.44 × 96,284.48 - Step 4: Simplify right side
121,202.24x = 17,481,548,838.45 - Step 5: Solve for x
x = 17,481,548,838.45/121,202.24 - Step 6: Final answer
x = 144,234.54
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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.