Finding the Fourth Proportional to 272,589.24, 376,108.88 and 229,146.99
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Solution
The fourth proportional to 272,589.24, 376,108.88 and 229,146.99 is: 316,168.82
Step by Step Solution
- Step 1: Write the proportion equation
272,589.24 : 376,108.88 = 229,146.99 : x - Step 2: Convert to fraction form
272,589.24/376,108.88 = 229,146.99/x - Step 3: Cross multiply
272,589.24x = 376,108.88 × 229,146.99 - Step 4: Simplify right side
272,589.24x = 86,184,217,764.27 - Step 5: Solve for x
x = 86,184,217,764.27/272,589.24 - Step 6: Final answer
x = 316,168.82
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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.