Finding the Fourth Proportional to 174,544.21, 261,299.63 and 107,769.63
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Solution
The fourth proportional to 174,544.21, 261,299.63 and 107,769.63 is: 161,335.43
Step by Step Solution
- Step 1: Write the proportion equation
174,544.21 : 261,299.63 = 107,769.63 : x - Step 2: Convert to fraction form
174,544.21/261,299.63 = 107,769.63/x - Step 3: Cross multiply
174,544.21x = 261,299.63 × 107,769.63 - Step 4: Simplify right side
174,544.21x = 28,160,163,905.39 - Step 5: Solve for x
x = 28,160,163,905.39/174,544.21 - Step 6: Final answer
x = 161,335.43
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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.