Finding the Fourth Proportional to 227,342.79, 313,750.94 and 125,377.56
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Solution
The fourth proportional to 227,342.79, 313,750.94 and 125,377.56 is: 173,030.90
Step by Step Solution
- Step 1: Write the proportion equation
227,342.79 : 313,750.94 = 125,377.56 : x - Step 2: Convert to fraction form
227,342.79/313,750.94 = 125,377.56/x - Step 3: Cross multiply
227,342.79x = 313,750.94 × 125,377.56 - Step 4: Simplify right side
227,342.79x = 39,337,326,678.02 - Step 5: Solve for x
x = 39,337,326,678.02/227,342.79 - Step 6: Final answer
x = 173,030.90
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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.