Finding the Fourth Proportional to 173,625.20, 260,437.80 and 102,474.80
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Solution
The fourth proportional to 173,625.20, 260,437.80 and 102,474.80 is: 153,712.20
Step by Step Solution
- Step 1: Write the proportion equation
173,625.20 : 260,437.80 = 102,474.80 : x - Step 2: Convert to fraction form
173,625.20/260,437.80 = 102,474.80/x - Step 3: Cross multiply
173,625.20x = 260,437.80 × 102,474.80 - Step 4: Simplify right side
173,625.20x = 26,688,311,467.44 - Step 5: Solve for x
x = 26,688,311,467.44/173,625.20 - Step 6: Final answer
x = 153,712.20
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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.