Finding the Fourth Proportional to 227,336.45, 313,750.94 and 136,737.95
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Solution
The fourth proportional to 227,336.45, 313,750.94 and 136,737.95 is: 188,714.39
Step by Step Solution
- Step 1: Write the proportion equation
227,336.45 : 313,750.94 = 136,737.95 : x - Step 2: Convert to fraction form
227,336.45/313,750.94 = 136,737.95/x - Step 3: Cross multiply
227,336.45x = 313,750.94 × 136,737.95 - Step 4: Simplify right side
227,336.45x = 42,901,660,346.17 - Step 5: Solve for x
x = 42,901,660,346.17/227,336.45 - Step 6: Final answer
x = 188,714.39
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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.