Finding the Fourth Proportional to 92,471.94, 138,707.96 and 22,351.26
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Solution
The fourth proportional to 92,471.94, 138,707.96 and 22,351.26 is: 33,526.90
Step by Step Solution
- Step 1: Write the proportion equation
92,471.94 : 138,707.96 = 22,351.26 : x - Step 2: Convert to fraction form
92,471.94/138,707.96 = 22,351.26/x - Step 3: Cross multiply
92,471.94x = 138,707.96 × 22,351.26 - Step 4: Simplify right side
92,471.94x = 3,100,297,678.03 - Step 5: Solve for x
x = 3,100,297,678.03/92,471.94 - Step 6: Final answer
x = 33,526.90
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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.