Finding the Fourth Proportional to 268,136.20, 402,204.30 and 110,477.80
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Solution
The fourth proportional to 268,136.20, 402,204.30 and 110,477.80 is: 165,716.70
Step by Step Solution
- Step 1: Write the proportion equation
268,136.20 : 402,204.30 = 110,477.80 : x - Step 2: Convert to fraction form
268,136.20/402,204.30 = 110,477.80/x - Step 3: Cross multiply
268,136.20x = 402,204.30 × 110,477.80 - Step 4: Simplify right side
268,136.20x = 44,434,646,214.54 - Step 5: Solve for x
x = 44,434,646,214.54/268,136.20 - Step 6: Final answer
x = 165,716.70
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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.