Finding the Fourth Proportional to 75,519.24, 113,293.44 and 40,498.08
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Solution
The fourth proportional to 75,519.24, 113,293.44 and 40,498.08 is: 60,754.94
Step by Step Solution
- Step 1: Write the proportion equation
75,519.24 : 113,293.44 = 40,498.08 : x - Step 2: Convert to fraction form
75,519.24/113,293.44 = 40,498.08/x - Step 3: Cross multiply
75,519.24x = 113,293.44 × 40,498.08 - Step 4: Simplify right side
75,519.24x = 4,588,166,796.60 - Step 5: Solve for x
x = 4,588,166,796.60/75,519.24 - Step 6: Final answer
x = 60,754.94
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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.