Finding the Fourth Proportional to 159,675.44, 239,660.58 and 80,844.90
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Solution
The fourth proportional to 159,675.44, 239,660.58 and 80,844.90 is: 121,341.99
Step by Step Solution
- Step 1: Write the proportion equation
159,675.44 : 239,660.58 = 80,844.90 : x - Step 2: Convert to fraction form
159,675.44/239,660.58 = 80,844.90/x - Step 3: Cross multiply
159,675.44x = 239,660.58 × 80,844.90 - Step 4: Simplify right side
159,675.44x = 19,375,335,624.04 - Step 5: Solve for x
x = 19,375,335,624.04/159,675.44 - Step 6: Final answer
x = 121,341.99
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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.