Finding the Fourth Proportional to 75,244.24, 103,837.44 and 43,414.48
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Solution
The fourth proportional to 75,244.24, 103,837.44 and 43,414.48 is: 59,912.21
Step by Step Solution
- Step 1: Write the proportion equation
75,244.24 : 103,837.44 = 43,414.48 : x - Step 2: Convert to fraction form
75,244.24/103,837.44 = 43,414.48/x - Step 3: Cross multiply
75,244.24x = 103,837.44 × 43,414.48 - Step 4: Simplify right side
75,244.24x = 4,508,048,462.13 - Step 5: Solve for x
x = 4,508,048,462.13/75,244.24 - Step 6: Final answer
x = 59,912.21
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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.