Finding the Fourth Proportional to 173,135.80, 259,703.70 and 163,294.30
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Solution
The fourth proportional to 173,135.80, 259,703.70 and 163,294.30 is: 244,941.45
Step by Step Solution
- Step 1: Write the proportion equation
173,135.80 : 259,703.70 = 163,294.30 : x - Step 2: Convert to fraction form
173,135.80/259,703.70 = 163,294.30/x - Step 3: Cross multiply
173,135.80x = 259,703.70 × 163,294.30 - Step 4: Simplify right side
173,135.80x = 42,408,133,898.91 - Step 5: Solve for x
x = 42,408,133,898.91/173,135.80 - Step 6: Final answer
x = 244,941.45
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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.