Finding the Fourth Proportional to 225,519.97, 338,035.44 and 112,928.76
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Solution
The fourth proportional to 225,519.97, 338,035.44 and 112,928.76 is: 169,270.70
Step by Step Solution
- Step 1: Write the proportion equation
225,519.97 : 338,035.44 = 112,928.76 : x - Step 2: Convert to fraction form
225,519.97/338,035.44 = 112,928.76/x - Step 3: Cross multiply
225,519.97x = 338,035.44 × 112,928.76 - Step 4: Simplify right side
225,519.97x = 38,173,923,075.25 - Step 5: Solve for x
x = 38,173,923,075.25/225,519.97 - Step 6: Final answer
x = 169,270.70
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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.