Finding the Fourth Proportional to 73,387.20, 101,274.33 and 41,556.09
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Solution
The fourth proportional to 73,387.20, 101,274.33 and 41,556.09 is: 57,347.41
Step by Step Solution
- Step 1: Write the proportion equation
73,387.20 : 101,274.33 = 41,556.09 : x - Step 2: Convert to fraction form
73,387.20/101,274.33 = 41,556.09/x - Step 3: Cross multiply
73,387.20x = 101,274.33 × 41,556.09 - Step 4: Simplify right side
73,387.20x = 4,208,565,707.78 - Step 5: Solve for x
x = 4,208,565,707.78/73,387.20 - Step 6: Final answer
x = 57,347.41
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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.