Finding the Fourth Proportional to 272,108.92, 408,072.64 and 114,307.96
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Solution
The fourth proportional to 272,108.92, 408,072.64 and 114,307.96 is: 171,423.82
Step by Step Solution
- Step 1: Write the proportion equation
272,108.92 : 408,072.64 = 114,307.96 : x - Step 2: Convert to fraction form
272,108.92/408,072.64 = 114,307.96/x - Step 3: Cross multiply
272,108.92x = 408,072.64 × 114,307.96 - Step 4: Simplify right side
272,108.92x = 46,645,951,010.21 - Step 5: Solve for x
x = 46,645,951,010.21/272,108.92 - Step 6: Final answer
x = 171,423.82
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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.