Finding the Fourth Proportional to 170,320.53, 234,864.18 and 127,232.49
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Solution
The fourth proportional to 170,320.53, 234,864.18 and 127,232.49 is: 175,447.75
Step by Step Solution
- Step 1: Write the proportion equation
170,320.53 : 234,864.18 = 127,232.49 : x - Step 2: Convert to fraction form
170,320.53/234,864.18 = 127,232.49/x - Step 3: Cross multiply
170,320.53x = 234,864.18 × 127,232.49 - Step 4: Simplify right side
170,320.53x = 29,882,354,433.21 - Step 5: Solve for x
x = 29,882,354,433.21/170,320.53 - Step 6: Final answer
x = 175,447.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.