Finding the Fourth Proportional to 161,629.81, 241,769.50 and 113,595.05
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Solution
The fourth proportional to 161,629.81, 241,769.50 and 113,595.05 is: 169,918.03
Step by Step Solution
- Step 1: Write the proportion equation
161,629.81 : 241,769.50 = 113,595.05 : x - Step 2: Convert to fraction form
161,629.81/241,769.50 = 113,595.05/x - Step 3: Cross multiply
161,629.81x = 241,769.50 × 113,595.05 - Step 4: Simplify right side
161,629.81x = 27,463,818,440.98 - Step 5: Solve for x
x = 27,463,818,440.98/161,629.81 - Step 6: Final answer
x = 169,918.03
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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.