Finding the Fourth Proportional to 77,050.44, 115,609.07 and 27,166.19
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Solution
The fourth proportional to 77,050.44, 115,609.07 and 27,166.19 is: 40,761.06
Step by Step Solution
- Step 1: Write the proportion equation
77,050.44 : 115,609.07 = 27,166.19 : x - Step 2: Convert to fraction form
77,050.44/115,609.07 = 27,166.19/x - Step 3: Cross multiply
77,050.44x = 115,609.07 × 27,166.19 - Step 4: Simplify right side
77,050.44x = 3,140,657,451.21 - Step 5: Solve for x
x = 3,140,657,451.21/77,050.44 - Step 6: Final answer
x = 40,761.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.