Finding the Fourth Proportional to 225,859.51, 338,337.55 and 135,852.52
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Solution
The fourth proportional to 225,859.51, 338,337.55 and 135,852.52 is: 203,507.08
Step by Step Solution
- Step 1: Write the proportion equation
225,859.51 : 338,337.55 = 135,852.52 : x - Step 2: Convert to fraction form
225,859.51/338,337.55 = 135,852.52/x - Step 3: Cross multiply
225,859.51x = 338,337.55 × 135,852.52 - Step 4: Simplify right side
225,859.51x = 45,964,008,778.13 - Step 5: Solve for x
x = 45,964,008,778.13/225,859.51 - Step 6: Final answer
x = 203,507.08
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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.