Finding the Fourth Proportional to 73,805.75, 101,851.94 and 40,271.75
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Solution
The fourth proportional to 73,805.75, 101,851.94 and 40,271.75 is: 55,575.02
Step by Step Solution
- Step 1: Write the proportion equation
73,805.75 : 101,851.94 = 40,271.75 : x - Step 2: Convert to fraction form
73,805.75/101,851.94 = 40,271.75/x - Step 3: Cross multiply
73,805.75x = 101,851.94 × 40,271.75 - Step 4: Simplify right side
73,805.75x = 4,101,755,663.34 - Step 5: Solve for x
x = 4,101,755,663.34/73,805.75 - Step 6: Final answer
x = 55,575.02
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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.