Finding the Fourth Proportional to 212,293.37, 292,960.67 and 116,801.66
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Solution
The fourth proportional to 212,293.37, 292,960.67 and 116,801.66 is: 161,183.99
Step by Step Solution
- Step 1: Write the proportion equation
212,293.37 : 292,960.67 = 116,801.66 : x - Step 2: Convert to fraction form
212,293.37/292,960.67 = 116,801.66/x - Step 3: Cross multiply
212,293.37x = 292,960.67 × 116,801.66 - Step 4: Simplify right side
212,293.37x = 34,218,292,719.11 - Step 5: Solve for x
x = 34,218,292,719.11/212,293.37 - Step 6: Final answer
x = 161,183.99
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1.5x scale
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.