Finding the Fourth Proportional to 193,868.36, 267,552.42 and 118,431.08
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Solution
The fourth proportional to 193,868.36, 267,552.42 and 118,431.08 is: 163,443.49
Step by Step Solution
- Step 1: Write the proportion equation
193,868.36 : 267,552.42 = 118,431.08 : x - Step 2: Convert to fraction form
193,868.36/267,552.42 = 118,431.08/x - Step 3: Cross multiply
193,868.36x = 267,552.42 × 118,431.08 - Step 4: Simplify right side
193,868.36x = 31,686,522,057.21 - Step 5: Solve for x
x = 31,686,522,057.21/193,868.36 - Step 6: Final answer
x = 163,443.49
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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.