Finding the Fourth Proportional to 281,750.24, 388,810.32 and 167,106.08
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Solution
The fourth proportional to 281,750.24, 388,810.32 and 167,106.08 is: 230,603.42
Step by Step Solution
- Step 1: Write the proportion equation
281,750.24 : 388,810.32 = 167,106.08 : x - Step 2: Convert to fraction form
281,750.24/388,810.32 = 167,106.08/x - Step 3: Cross multiply
281,750.24x = 388,810.32 × 167,106.08 - Step 4: Simplify right side
281,750.24x = 64,972,568,438.75 - Step 5: Solve for x
x = 64,972,568,438.75/281,750.24 - Step 6: Final answer
x = 230,603.42
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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.