Finding the Fourth Proportional to 134,876.14, 202,342.86 and 40,106.54
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Solution
The fourth proportional to 134,876.14, 202,342.86 and 40,106.54 is: 60,168.33
Step by Step Solution
- Step 1: Write the proportion equation
134,876.14 : 202,342.86 = 40,106.54 : x - Step 2: Convert to fraction form
134,876.14/202,342.86 = 40,106.54/x - Step 3: Cross multiply
134,876.14x = 202,342.86 × 40,106.54 - Step 4: Simplify right side
134,876.14x = 8,115,272,514.16 - Step 5: Solve for x
x = 8,115,272,514.16/134,876.14 - Step 6: Final answer
x = 60,168.33
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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.