Finding the Fourth Proportional to 132,621.98, 198,755.53 and 65,050.68
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Solution
The fourth proportional to 132,621.98, 198,755.53 and 65,050.68 is: 97,488.99
Step by Step Solution
- Step 1: Write the proportion equation
132,621.98 : 198,755.53 = 65,050.68 : x - Step 2: Convert to fraction form
132,621.98/198,755.53 = 65,050.68/x - Step 3: Cross multiply
132,621.98x = 198,755.53 × 65,050.68 - Step 4: Simplify right side
132,621.98x = 12,929,182,729.21 - Step 5: Solve for x
x = 12,929,182,729.21/132,621.98 - Step 6: Final answer
x = 97,488.99
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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.