Finding the Fourth Proportional to 272,696.76, 409,063.68 and 92,708.88
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Solution
The fourth proportional to 272,696.76, 409,063.68 and 92,708.88 is: 139,069.62
Step by Step Solution
- Step 1: Write the proportion equation
272,696.76 : 409,063.68 = 92,708.88 : x - Step 2: Convert to fraction form
272,696.76/409,063.68 = 92,708.88/x - Step 3: Cross multiply
272,696.76x = 409,063.68 × 92,708.88 - Step 4: Simplify right side
272,696.76x = 37,923,835,621.48 - Step 5: Solve for x
x = 37,923,835,621.48/272,696.76 - Step 6: Final answer
x = 139,069.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.