Finding the Fourth Proportional to 173,746.20, 260,619.30 and 171,121.80
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Solution
The fourth proportional to 173,746.20, 260,619.30 and 171,121.80 is: 256,682.70
Step by Step Solution
- Step 1: Write the proportion equation
173,746.20 : 260,619.30 = 171,121.80 : x - Step 2: Convert to fraction form
173,746.20/260,619.30 = 171,121.80/x - Step 3: Cross multiply
173,746.20x = 260,619.30 × 171,121.80 - Step 4: Simplify right side
173,746.20x = 44,597,643,730.74 - Step 5: Solve for x
x = 44,597,643,730.74/173,746.20 - Step 6: Final answer
x = 256,682.70
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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.