Finding the Fourth Proportional to 113,874.40, 170,811.84 and 34,988.08
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Solution
The fourth proportional to 113,874.40, 170,811.84 and 34,988.08 is: 52,482.19
Step by Step Solution
- Step 1: Write the proportion equation
113,874.40 : 170,811.84 = 34,988.08 : x - Step 2: Convert to fraction form
113,874.40/170,811.84 = 34,988.08/x - Step 3: Cross multiply
113,874.40x = 170,811.84 × 34,988.08 - Step 4: Simplify right side
113,874.40x = 5,976,378,322.87 - Step 5: Solve for x
x = 5,976,378,322.87/113,874.40 - Step 6: Final answer
x = 52,482.19
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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.