Finding the Fourth Proportional to 75,622.11, 104,356.67 and 41,630.32
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Solution
The fourth proportional to 75,622.11, 104,356.67 and 41,630.32 is: 57,448.83
Step by Step Solution
- Step 1: Write the proportion equation
75,622.11 : 104,356.67 = 41,630.32 : x - Step 2: Convert to fraction form
75,622.11/104,356.67 = 41,630.32/x - Step 3: Cross multiply
75,622.11x = 104,356.67 × 41,630.32 - Step 4: Simplify right side
75,622.11x = 4,344,401,566.23 - Step 5: Solve for x
x = 4,344,401,566.23/75,622.11 - Step 6: Final answer
x = 57,448.83
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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.