Finding the Fourth Proportional to 173,321.98, 239,185.91 and 101,703.20
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Solution
The fourth proportional to 173,321.98, 239,185.91 and 101,703.20 is: 140,351.34
Step by Step Solution
- Step 1: Write the proportion equation
173,321.98 : 239,185.91 = 101,703.20 : x - Step 2: Convert to fraction form
173,321.98/239,185.91 = 101,703.20/x - Step 3: Cross multiply
173,321.98x = 239,185.91 × 101,703.20 - Step 4: Simplify right side
173,321.98x = 24,325,971,500.24 - Step 5: Solve for x
x = 24,325,971,500.24/173,321.98 - Step 6: Final answer
x = 140,351.34
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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.