Finding the Fourth Proportional to 215,183.24, 296,929.15 and 124,521.56
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Solution
The fourth proportional to 215,183.24, 296,929.15 and 124,521.56 is: 171,826.02
Step by Step Solution
- Step 1: Write the proportion equation
215,183.24 : 296,929.15 = 124,521.56 : x - Step 2: Convert to fraction form
215,183.24/296,929.15 = 124,521.56/x - Step 3: Cross multiply
215,183.24x = 296,929.15 × 124,521.56 - Step 4: Simplify right side
215,183.24x = 36,974,079,171.52 - Step 5: Solve for x
x = 36,974,079,171.52/215,183.24 - Step 6: Final answer
x = 171,826.02
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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.