Finding the Fourth Proportional to 227,011.96, 313,278.61 and 125,037.79
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Solution
The fourth proportional to 227,011.96, 313,278.61 and 125,037.79 is: 172,553.31
Step by Step Solution
- Step 1: Write the proportion equation
227,011.96 : 313,278.61 = 125,037.79 : x - Step 2: Convert to fraction form
227,011.96/313,278.61 = 125,037.79/x - Step 3: Cross multiply
227,011.96x = 313,278.61 × 125,037.79 - Step 4: Simplify right side
227,011.96x = 39,171,663,482.28 - Step 5: Solve for x
x = 39,171,663,482.28/227,011.96 - Step 6: Final answer
x = 172,553.31
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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.