Finding the Fourth Proportional to 121,492.32, 182,217.70 and 32,725.06
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Solution
The fourth proportional to 121,492.32, 182,217.70 and 32,725.06 is: 49,081.99
Step by Step Solution
- Step 1: Write the proportion equation
121,492.32 : 182,217.70 = 32,725.06 : x - Step 2: Convert to fraction form
121,492.32/182,217.70 = 32,725.06/x - Step 3: Cross multiply
121,492.32x = 182,217.70 × 32,725.06 - Step 4: Simplify right side
121,492.32x = 5,963,084,750.92 - Step 5: Solve for x
x = 5,963,084,750.92/121,492.32 - Step 6: Final answer
x = 49,081.99
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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.