Finding the Fourth Proportional to 272,601.10, 376,183.27 and 170,682.75
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Solution
The fourth proportional to 272,601.10, 376,183.27 and 170,682.75 is: 235,538.28
Step by Step Solution
- Step 1: Write the proportion equation
272,601.10 : 376,183.27 = 170,682.75 : x - Step 2: Convert to fraction form
272,601.10/376,183.27 = 170,682.75/x - Step 3: Cross multiply
272,601.10x = 376,183.27 × 170,682.75 - Step 4: Simplify right side
272,601.10x = 64,207,995,027.59 - Step 5: Solve for x
x = 64,207,995,027.59/272,601.10 - Step 6: Final answer
x = 235,538.28
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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.