Finding the Fourth Proportional to 144,219.74, 216,035.84 and 117,660.38
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Solution
The fourth proportional to 144,219.74, 216,035.84 and 117,660.38 is: 176,250.90
Step by Step Solution
- Step 1: Write the proportion equation
144,219.74 : 216,035.84 = 117,660.38 : x - Step 2: Convert to fraction form
144,219.74/216,035.84 = 117,660.38/x - Step 3: Cross multiply
144,219.74x = 216,035.84 × 117,660.38 - Step 4: Simplify right side
144,219.74x = 25,418,858,241.99 - Step 5: Solve for x
x = 25,418,858,241.99/144,219.74 - Step 6: Final answer
x = 176,250.90
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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.