Finding the Fourth Proportional to 212,175.95, 292,796.97 and 116,682.65
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Solution
The fourth proportional to 212,175.95, 292,796.97 and 116,682.65 is: 161,018.84
Step by Step Solution
- Step 1: Write the proportion equation
212,175.95 : 292,796.97 = 116,682.65 : x - Step 2: Convert to fraction form
212,175.95/292,796.97 = 116,682.65/x - Step 3: Cross multiply
212,175.95x = 292,796.97 × 116,682.65 - Step 4: Simplify right side
212,175.95x = 34,164,324,324.17 - Step 5: Solve for x
x = 34,164,324,324.17/212,175.95 - Step 6: Final answer
x = 161,018.84
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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.