Finding the Fourth Proportional to 150,701.24, 225,965.46 and 45,489.08
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Solution
The fourth proportional to 150,701.24, 225,965.46 and 45,489.08 is: 68,207.54
Step by Step Solution
- Step 1: Write the proportion equation
150,701.24 : 225,965.46 = 45,489.08 : x - Step 2: Convert to fraction form
150,701.24/225,965.46 = 45,489.08/x - Step 3: Cross multiply
150,701.24x = 225,965.46 × 45,489.08 - Step 4: Simplify right side
150,701.24x = 10,278,960,887.18 - Step 5: Solve for x
x = 10,278,960,887.18/150,701.24 - Step 6: Final answer
x = 68,207.54
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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.