Finding the Fourth Proportional to 225,863.04, 338,521.08 and 125,917.08
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Solution
The fourth proportional to 225,863.04, 338,521.08 and 125,917.08 is: 188,723.16
Step by Step Solution
- Step 1: Write the proportion equation
225,863.04 : 338,521.08 = 125,917.08 : x - Step 2: Convert to fraction form
225,863.04/338,521.08 = 125,917.08/x - Step 3: Cross multiply
225,863.04x = 338,521.08 × 125,917.08 - Step 4: Simplify right side
225,863.04x = 42,625,585,912.05 - Step 5: Solve for x
x = 42,625,585,912.05/225,863.04 - Step 6: Final answer
x = 188,723.16
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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.