Finding the Fourth Proportional to 172,924.92, 259,467.58 and 73,108.42
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Solution
The fourth proportional to 172,924.92, 259,467.58 and 73,108.42 is: 109,696.53
Step by Step Solution
- Step 1: Write the proportion equation
172,924.92 : 259,467.58 = 73,108.42 : x - Step 2: Convert to fraction form
172,924.92/259,467.58 = 73,108.42/x - Step 3: Cross multiply
172,924.92x = 259,467.58 × 73,108.42 - Step 4: Simplify right side
172,924.92x = 18,969,264,449.48 - Step 5: Solve for x
x = 18,969,264,449.48/172,924.92 - Step 6: Final answer
x = 109,696.53
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1.5x scale
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.