Finding the Fourth Proportional to 173,099.62, 258,195.07 and 157,153.96
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Solution
The fourth proportional to 173,099.62, 258,195.07 and 157,153.96 is: 234,410.55
Step by Step Solution
- Step 1: Write the proportion equation
173,099.62 : 258,195.07 = 157,153.96 : x - Step 2: Convert to fraction form
173,099.62/258,195.07 = 157,153.96/x - Step 3: Cross multiply
173,099.62x = 258,195.07 × 157,153.96 - Step 4: Simplify right side
173,099.62x = 40,576,377,702.98 - Step 5: Solve for x
x = 40,576,377,702.98/173,099.62 - Step 6: Final answer
x = 234,410.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.