Finding the Fourth Proportional to 79,961.13, 119,934.74 and 32,581.22
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Solution
The fourth proportional to 79,961.13, 119,934.74 and 32,581.22 is: 48,868.99
Step by Step Solution
- Step 1: Write the proportion equation
79,961.13 : 119,934.74 = 32,581.22 : x - Step 2: Convert to fraction form
79,961.13/119,934.74 = 32,581.22/x - Step 3: Cross multiply
79,961.13x = 119,934.74 × 32,581.22 - Step 4: Simplify right side
79,961.13x = 3,907,619,686.84 - Step 5: Solve for x
x = 3,907,619,686.84/79,961.13 - Step 6: Final answer
x = 48,868.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.