Finding the Fourth Proportional to 173,623.21, 239,611.91 and 97,149.56
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Solution
The fourth proportional to 173,623.21, 239,611.91 and 97,149.56 is: 134,073.03
Step by Step Solution
- Step 1: Write the proportion equation
173,623.21 : 239,611.91 = 97,149.56 : x - Step 2: Convert to fraction form
173,623.21/239,611.91 = 97,149.56/x - Step 3: Cross multiply
173,623.21x = 239,611.91 × 97,149.56 - Step 4: Simplify right side
173,623.21x = 23,278,189,943.45 - Step 5: Solve for x
x = 23,278,189,943.45/173,623.21 - Step 6: Final answer
x = 134,073.03
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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.