Finding the Fourth Proportional to 207,042.24, 310,565.28 and 113,496.96
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Solution
The fourth proportional to 207,042.24, 310,565.28 and 113,496.96 is: 170,246.49
Step by Step Solution
- Step 1: Write the proportion equation
207,042.24 : 310,565.28 = 113,496.96 : x - Step 2: Convert to fraction form
207,042.24/310,565.28 = 113,496.96/x - Step 3: Cross multiply
207,042.24x = 310,565.28 × 113,496.96 - Step 4: Simplify right side
207,042.24x = 35,248,215,161.55 - Step 5: Solve for x
x = 35,248,215,161.55/207,042.24 - Step 6: Final answer
x = 170,246.49
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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.