Finding the Fourth Proportional to 272,499.87, 376,044.26 and 170,581.53
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Solution
The fourth proportional to 272,499.87, 376,044.26 and 170,581.53 is: 235,399.03
Step by Step Solution
- Step 1: Write the proportion equation
272,499.87 : 376,044.26 = 170,581.53 : x - Step 2: Convert to fraction form
272,499.87/376,044.26 = 170,581.53/x - Step 3: Cross multiply
272,499.87x = 376,044.26 × 170,581.53 - Step 4: Simplify right side
272,499.87x = 64,146,205,775.78 - Step 5: Solve for x
x = 64,146,205,775.78/272,499.87 - Step 6: Final answer
x = 235,399.03
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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.