Finding the Fourth Proportional to 272,744.84, 376,387.80 and 159,589.52
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Solution
The fourth proportional to 272,744.84, 376,387.80 and 159,589.52 is: 220,233.49
Step by Step Solution
- Step 1: Write the proportion equation
272,744.84 : 376,387.80 = 159,589.52 : x - Step 2: Convert to fraction form
272,744.84/376,387.80 = 159,589.52/x - Step 3: Cross multiply
272,744.84x = 376,387.80 × 159,589.52 - Step 4: Simplify right side
272,744.84x = 60,067,548,335.86 - Step 5: Solve for x
x = 60,067,548,335.86/272,744.84 - Step 6: Final answer
x = 220,233.49
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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.