Finding the Fourth Proportional to 179,763.21, 269,434.89 and 135,246.96
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Solution
The fourth proportional to 179,763.21, 269,434.89 and 135,246.96 is: 202,712.50
Step by Step Solution
- Step 1: Write the proportion equation
179,763.21 : 269,434.89 = 135,246.96 : x - Step 2: Convert to fraction form
179,763.21/269,434.89 = 135,246.96/x - Step 3: Cross multiply
179,763.21x = 269,434.89 × 135,246.96 - Step 4: Simplify right side
179,763.21x = 36,440,249,790.43 - Step 5: Solve for x
x = 36,440,249,790.43/179,763.21 - Step 6: Final answer
x = 202,712.50
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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.