Finding the Fourth Proportional to 117,424.28, 176,120.66 and 33,192.07
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Solution
The fourth proportional to 117,424.28, 176,120.66 and 33,192.07 is: 49,783.65
Step by Step Solution
- Step 1: Write the proportion equation
117,424.28 : 176,120.66 = 33,192.07 : x - Step 2: Convert to fraction form
117,424.28/176,120.66 = 33,192.07/x - Step 3: Cross multiply
117,424.28x = 176,120.66 × 33,192.07 - Step 4: Simplify right side
117,424.28x = 5,845,808,917.84 - Step 5: Solve for x
x = 5,845,808,917.84/117,424.28 - Step 6: Final answer
x = 49,783.65
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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.