Finding the Fourth Proportional to 215,649.83, 297,597.99 and 125,059.59
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Solution
The fourth proportional to 215,649.83, 297,597.99 and 125,059.59 is: 172,582.95
Step by Step Solution
- Step 1: Write the proportion equation
215,649.83 : 297,597.99 = 125,059.59 : x - Step 2: Convert to fraction form
215,649.83/297,597.99 = 125,059.59/x - Step 3: Cross multiply
215,649.83x = 297,597.99 × 125,059.59 - Step 4: Simplify right side
215,649.83x = 37,217,482,614.22 - Step 5: Solve for x
x = 37,217,482,614.22/215,649.83 - Step 6: Final answer
x = 172,582.95
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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.