Finding the Fourth Proportional to 94,092.21, 129,825.81 and 55,832.00
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Solution
The fourth proportional to 94,092.21, 129,825.81 and 55,832.00 is: 77,035.43
Step by Step Solution
- Step 1: Write the proportion equation
94,092.21 : 129,825.81 = 55,832.00 : x - Step 2: Convert to fraction form
94,092.21/129,825.81 = 55,832.00/x - Step 3: Cross multiply
94,092.21x = 129,825.81 × 55,832.00 - Step 4: Simplify right side
94,092.21x = 7,248,433,974.79 - Step 5: Solve for x
x = 7,248,433,974.79/94,092.21 - Step 6: Final answer
x = 77,035.43
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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.