Finding the Fourth Proportional to 168,136.40, 252,204.60 and 62,949.80
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Solution
The fourth proportional to 168,136.40, 252,204.60 and 62,949.80 is: 94,424.70
Step by Step Solution
- Step 1: Write the proportion equation
168,136.40 : 252,204.60 = 62,949.80 : x - Step 2: Convert to fraction form
168,136.40/252,204.60 = 62,949.80/x - Step 3: Cross multiply
168,136.40x = 252,204.60 × 62,949.80 - Step 4: Simplify right side
168,136.40x = 15,876,229,129.08 - Step 5: Solve for x
x = 15,876,229,129.08/168,136.40 - Step 6: Final answer
x = 94,424.70
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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.