Finding the Fourth Proportional to 113,964.05, 170,953.36 and 43,843.36
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Solution
The fourth proportional to 113,964.05, 170,953.36 and 43,843.36 is: 65,767.84
Step by Step Solution
- Step 1: Write the proportion equation
113,964.05 : 170,953.36 = 43,843.36 : x - Step 2: Convert to fraction form
113,964.05/170,953.36 = 43,843.36/x - Step 3: Cross multiply
113,964.05x = 170,953.36 × 43,843.36 - Step 4: Simplify right side
113,964.05x = 7,495,169,489.24 - Step 5: Solve for x
x = 7,495,169,489.24/113,964.05 - Step 6: Final answer
x = 65,767.84
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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.