Finding the Fourth Proportional to 259,462.24, 358,057.68 and 140,230.24
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Solution
The fourth proportional to 259,462.24, 358,057.68 and 140,230.24 is: 193,517.62
Step by Step Solution
- Step 1: Write the proportion equation
259,462.24 : 358,057.68 = 140,230.24 : x - Step 2: Convert to fraction form
259,462.24/358,057.68 = 140,230.24/x - Step 3: Cross multiply
259,462.24x = 358,057.68 × 140,230.24 - Step 4: Simplify right side
259,462.24x = 50,210,514,400.24 - Step 5: Solve for x
x = 50,210,514,400.24/259,462.24 - Step 6: Final answer
x = 193,517.62
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1.5x scale
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.