Finding the Fourth Proportional to 173,330.99, 239,198.34 and 101,712.20
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Solution
The fourth proportional to 173,330.99, 239,198.34 and 101,712.20 is: 140,363.76
Step by Step Solution
- Step 1: Write the proportion equation
173,330.99 : 239,198.34 = 101,712.20 : x - Step 2: Convert to fraction form
173,330.99/239,198.34 = 101,712.20/x - Step 3: Cross multiply
173,330.99x = 239,198.34 × 101,712.20 - Step 4: Simplify right side
173,330.99x = 24,329,389,397.75 - Step 5: Solve for x
x = 24,329,389,397.75/173,330.99 - Step 6: Final answer
x = 140,363.76
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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.