Finding the Fourth Proportional to 134,635.84, 201,891.69 and 39,832.13
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Solution
The fourth proportional to 134,635.84, 201,891.69 and 39,832.13 is: 59,729.83
Step by Step Solution
- Step 1: Write the proportion equation
134,635.84 : 201,891.69 = 39,832.13 : x - Step 2: Convert to fraction form
134,635.84/201,891.69 = 39,832.13/x - Step 3: Cross multiply
134,635.84x = 201,891.69 × 39,832.13 - Step 4: Simplify right side
134,635.84x = 8,041,775,338.11 - Step 5: Solve for x
x = 8,041,775,338.11/134,635.84 - Step 6: Final answer
x = 59,729.83
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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.