Finding the Fourth Proportional to 161,936.24, 223,582.08 and 104,713.98
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Solution
The fourth proportional to 161,936.24, 223,582.08 and 104,713.98 is: 144,576.47
Step by Step Solution
- Step 1: Write the proportion equation
161,936.24 : 223,582.08 = 104,713.98 : x - Step 2: Convert to fraction form
161,936.24/223,582.08 = 104,713.98/x - Step 3: Cross multiply
161,936.24x = 223,582.08 × 104,713.98 - Step 4: Simplify right side
161,936.24x = 23,412,169,453.48 - Step 5: Solve for x
x = 23,412,169,453.48/161,936.24 - Step 6: Final answer
x = 144,576.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.