Finding the Fourth Proportional to 201,936.56, 302,516.28 and 112,920.08
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Solution
The fourth proportional to 201,936.56, 302,516.28 and 112,920.08 is: 169,162.84
Step by Step Solution
- Step 1: Write the proportion equation
201,936.56 : 302,516.28 = 112,920.08 : x - Step 2: Convert to fraction form
201,936.56/302,516.28 = 112,920.08/x - Step 3: Cross multiply
201,936.56x = 302,516.28 × 112,920.08 - Step 4: Simplify right side
201,936.56x = 34,160,162,538.90 - Step 5: Solve for x
x = 34,160,162,538.90/201,936.56 - Step 6: Final answer
x = 169,162.84
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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.