Finding the Fourth Proportional to 75,522.24, 113,297.04 and 31,124.28
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Solution
The fourth proportional to 75,522.24, 113,297.04 and 31,124.28 is: 46,692.06
Step by Step Solution
- Step 1: Write the proportion equation
75,522.24 : 113,297.04 = 31,124.28 : x - Step 2: Convert to fraction form
75,522.24/113,297.04 = 31,124.28/x - Step 3: Cross multiply
75,522.24x = 113,297.04 × 31,124.28 - Step 4: Simplify right side
75,522.24x = 3,526,288,796.13 - Step 5: Solve for x
x = 3,526,288,796.13/75,522.24 - Step 6: Final answer
x = 46,692.06
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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.