Finding the Fourth Proportional to 121,368.26, 182,052.12 and 32,621.76
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Solution
The fourth proportional to 121,368.26, 182,052.12 and 32,621.76 is: 48,932.57
Step by Step Solution
- Step 1: Write the proportion equation
121,368.26 : 182,052.12 = 32,621.76 : x - Step 2: Convert to fraction form
121,368.26/182,052.12 = 32,621.76/x - Step 3: Cross multiply
121,368.26x = 182,052.12 × 32,621.76 - Step 4: Simplify right side
121,368.26x = 5,938,860,566.13 - Step 5: Solve for x
x = 5,938,860,566.13/121,368.26 - Step 6: Final answer
x = 48,932.57
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1.5x scale
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.