Finding the Fourth Proportional to 75,215.59, 103,797.05 and 41,226.17
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Solution
The fourth proportional to 75,215.59, 103,797.05 and 41,226.17 is: 56,891.85
Step by Step Solution
- Step 1: Write the proportion equation
75,215.59 : 103,797.05 = 41,226.17 : x - Step 2: Convert to fraction form
75,215.59/103,797.05 = 41,226.17/x - Step 3: Cross multiply
75,215.59x = 103,797.05 × 41,226.17 - Step 4: Simplify right side
75,215.59x = 4,279,154,103.68 - Step 5: Solve for x
x = 4,279,154,103.68/75,215.59 - Step 6: Final answer
x = 56,891.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.