Finding the Fourth Proportional to 220,901.23, 331,176.21 and 96,154.75
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Solution
The fourth proportional to 220,901.23, 331,176.21 and 96,154.75 is: 144,155.67
Step by Step Solution
- Step 1: Write the proportion equation
220,901.23 : 331,176.21 = 96,154.75 : x - Step 2: Convert to fraction form
220,901.23/331,176.21 = 96,154.75/x - Step 3: Cross multiply
220,901.23x = 331,176.21 × 96,154.75 - Step 4: Simplify right side
220,901.23x = 31,844,165,678.50 - Step 5: Solve for x
x = 31,844,165,678.50/220,901.23 - Step 6: Final answer
x = 144,155.67
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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.