Finding the Fourth Proportional to 227,242.08, 313,595.12 and 131,805.28
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Solution
The fourth proportional to 227,242.08, 313,595.12 and 131,805.28 is: 181,891.90
Step by Step Solution
- Step 1: Write the proportion equation
227,242.08 : 313,595.12 = 131,805.28 : x - Step 2: Convert to fraction form
227,242.08/313,595.12 = 131,805.28/x - Step 3: Cross multiply
227,242.08x = 313,595.12 × 131,805.28 - Step 4: Simplify right side
227,242.08x = 41,333,492,598.23 - Step 5: Solve for x
x = 41,333,492,598.23/227,242.08 - Step 6: Final answer
x = 181,891.90
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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.