Finding the Fourth Proportional to 133,018.74, 199,527.39 and 33,178.68
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Solution
The fourth proportional to 133,018.74, 199,527.39 and 33,178.68 is: 49,767.84
Step by Step Solution
- Step 1: Write the proportion equation
133,018.74 : 199,527.39 = 33,178.68 : x - Step 2: Convert to fraction form
133,018.74/199,527.39 = 33,178.68/x - Step 3: Cross multiply
133,018.74x = 199,527.39 × 33,178.68 - Step 4: Simplify right side
133,018.74x = 6,620,055,424.05 - Step 5: Solve for x
x = 6,620,055,424.05/133,018.74 - Step 6: Final answer
x = 49,767.84
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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.