Finding the Fourth Proportional to 104,504.49, 156,707.36 and 40,492.62
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Solution
The fourth proportional to 104,504.49, 156,707.36 and 40,492.62 is: 60,719.80
Step by Step Solution
- Step 1: Write the proportion equation
104,504.49 : 156,707.36 = 40,492.62 : x - Step 2: Convert to fraction form
104,504.49/156,707.36 = 40,492.62/x - Step 3: Cross multiply
104,504.49x = 156,707.36 × 40,492.62 - Step 4: Simplify right side
104,504.49x = 6,345,491,377.22 - Step 5: Solve for x
x = 6,345,491,377.22/104,504.49 - Step 6: Final answer
x = 60,719.80
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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.