Finding the Fourth Proportional to 217,746.48, 326,661.84 and 75,596.88
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Solution
The fourth proportional to 217,746.48, 326,661.84 and 75,596.88 is: 113,409.94
Step by Step Solution
- Step 1: Write the proportion equation
217,746.48 : 326,661.84 = 75,596.88 : x - Step 2: Convert to fraction form
217,746.48/326,661.84 = 75,596.88/x - Step 3: Cross multiply
217,746.48x = 326,661.84 × 75,596.88 - Step 4: Simplify right side
217,746.48x = 24,694,615,919.06 - Step 5: Solve for x
x = 24,694,615,919.06/217,746.48 - Step 6: Final answer
x = 113,409.94
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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.