Finding the Fourth Proportional to 179,306.80, 247,441.38 and 98,732.68
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Solution
The fourth proportional to 179,306.80, 247,441.38 and 98,732.68 is: 136,249.99
Step by Step Solution
- Step 1: Write the proportion equation
179,306.80 : 247,441.38 = 98,732.68 : x - Step 2: Convert to fraction form
179,306.80/247,441.38 = 98,732.68/x - Step 3: Cross multiply
179,306.80x = 247,441.38 × 98,732.68 - Step 4: Simplify right side
179,306.80x = 24,430,550,590.30 - Step 5: Solve for x
x = 24,430,550,590.30/179,306.80 - Step 6: Final answer
x = 136,249.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.