Finding the Fourth Proportional to 227,359.48, 313,758.08 and 125,388.98
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Solution
The fourth proportional to 227,359.48, 313,758.08 and 125,388.98 is: 173,037.89
Step by Step Solution
- Step 1: Write the proportion equation
227,359.48 : 313,758.08 = 125,388.98 : x - Step 2: Convert to fraction form
227,359.48/313,758.08 = 125,388.98/x - Step 3: Cross multiply
227,359.48x = 313,758.08 × 125,388.98 - Step 4: Simplify right side
227,359.48x = 39,341,805,617.96 - Step 5: Solve for x
x = 39,341,805,617.96/227,359.48 - Step 6: Final answer
x = 173,037.89
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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.