Finding the Fourth Proportional to 133,373.66, 199,775.34 and 107,963.42
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Solution
The fourth proportional to 133,373.66, 199,775.34 and 107,963.42 is: 161,714.31
Step by Step Solution
- Step 1: Write the proportion equation
133,373.66 : 199,775.34 = 107,963.42 : x - Step 2: Convert to fraction form
133,373.66/199,775.34 = 107,963.42/x - Step 3: Cross multiply
133,373.66x = 199,775.34 × 107,963.42 - Step 4: Simplify right side
133,373.66x = 21,568,427,939.19 - Step 5: Solve for x
x = 21,568,427,939.19/133,373.66 - Step 6: Final answer
x = 161,714.31
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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.