Finding the Fourth Proportional to 225,960.08, 311,825.28 and 125,358.08
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Solution
The fourth proportional to 225,960.08, 311,825.28 and 125,358.08 is: 172,994.36
Step by Step Solution
- Step 1: Write the proportion equation
225,960.08 : 311,825.28 = 125,358.08 : x - Step 2: Convert to fraction form
225,960.08/311,825.28 = 125,358.08/x - Step 3: Cross multiply
225,960.08x = 311,825.28 × 125,358.08 - Step 4: Simplify right side
225,960.08x = 39,089,818,396.26 - Step 5: Solve for x
x = 39,089,818,396.26/225,960.08 - Step 6: Final answer
x = 172,994.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.