Finding the Fourth Proportional to 189,129.21, 283,761.26 and 94,351.01
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Solution
The fourth proportional to 189,129.21, 283,761.26 and 94,351.01 is: 141,560.16
Step by Step Solution
- Step 1: Write the proportion equation
189,129.21 : 283,761.26 = 94,351.01 : x - Step 2: Convert to fraction form
189,129.21/283,761.26 = 94,351.01/x - Step 3: Cross multiply
189,129.21x = 283,761.26 × 94,351.01 - Step 4: Simplify right side
189,129.21x = 26,773,159,943.13 - Step 5: Solve for x
x = 26,773,159,943.13/189,129.21 - Step 6: Final answer
x = 141,560.16
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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.