Finding the Fourth Proportional to 150,553.09, 225,917.09 and 67,447.09
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Solution
The fourth proportional to 150,553.09, 225,917.09 and 67,447.09 is: 101,209.81
Step by Step Solution
- Step 1: Write the proportion equation
150,553.09 : 225,917.09 = 67,447.09 : x - Step 2: Convert to fraction form
150,553.09/225,917.09 = 67,447.09/x - Step 3: Cross multiply
150,553.09x = 225,917.09 × 67,447.09 - Step 4: Simplify right side
150,553.09x = 15,237,448,834.95 - Step 5: Solve for x
x = 15,237,448,834.95/150,553.09 - Step 6: Final answer
x = 101,209.81
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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.