Finding the Fourth Proportional to 178,932.20, 268,519.02 and 73,748.84
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Solution
The fourth proportional to 178,932.20, 268,519.02 and 73,748.84 is: 110,673.02
Step by Step Solution
- Step 1: Write the proportion equation
178,932.20 : 268,519.02 = 73,748.84 : x - Step 2: Convert to fraction form
178,932.20/268,519.02 = 73,748.84/x - Step 3: Cross multiply
178,932.20x = 268,519.02 × 73,748.84 - Step 4: Simplify right side
178,932.20x = 19,802,966,242.94 - Step 5: Solve for x
x = 19,802,966,242.94/178,932.20 - Step 6: Final answer
x = 110,673.02
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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.