Finding the Fourth Proportional to 75,048.13, 103,566.63 and 41,514.13
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Solution
The fourth proportional to 75,048.13, 103,566.63 and 41,514.13 is: 57,289.62
Step by Step Solution
- Step 1: Write the proportion equation
75,048.13 : 103,566.63 = 41,514.13 : x - Step 2: Convert to fraction form
75,048.13/103,566.63 = 41,514.13/x - Step 3: Cross multiply
75,048.13x = 103,566.63 × 41,514.13 - Step 4: Simplify right side
75,048.13x = 4,299,478,541.48 - Step 5: Solve for x
x = 4,299,478,541.48/75,048.13 - Step 6: Final answer
x = 57,289.62
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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.