Finding the Fourth Proportional to 272,339.16, 408,519.72 and 94,864.11
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Solution
The fourth proportional to 272,339.16, 408,519.72 and 94,864.11 is: 142,299.99
Step by Step Solution
- Step 1: Write the proportion equation
272,339.16 : 408,519.72 = 94,864.11 : x - Step 2: Convert to fraction form
272,339.16/408,519.72 = 94,864.11/x - Step 3: Cross multiply
272,339.16x = 408,519.72 × 94,864.11 - Step 4: Simplify right side
272,339.16x = 38,753,859,655.25 - Step 5: Solve for x
x = 38,753,859,655.25/272,339.16 - Step 6: Final answer
x = 142,299.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.