Finding the Fourth Proportional to 227,517.17, 313,988.37 and 130,752.14
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Solution
The fourth proportional to 227,517.17, 313,988.37 and 130,752.14 is: 180,446.39
Step by Step Solution
- Step 1: Write the proportion equation
227,517.17 : 313,988.37 = 130,752.14 : x - Step 2: Convert to fraction form
227,517.17/313,988.37 = 130,752.14/x - Step 3: Cross multiply
227,517.17x = 313,988.37 × 130,752.14 - Step 4: Simplify right side
227,517.17x = 41,054,651,312.61 - Step 5: Solve for x
x = 41,054,651,312.61/227,517.17 - Step 6: Final answer
x = 180,446.39
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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.