Finding the Fourth Proportional to 193,968.08, 267,844.14 and 143,069.02
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Solution
The fourth proportional to 193,968.08, 267,844.14 and 143,069.02 is: 197,559.30
Step by Step Solution
- Step 1: Write the proportion equation
193,968.08 : 267,844.14 = 143,069.02 : x - Step 2: Convert to fraction form
193,968.08/267,844.14 = 143,069.02/x - Step 3: Cross multiply
193,968.08x = 267,844.14 × 143,069.02 - Step 4: Simplify right side
193,968.08x = 38,320,198,622.54 - Step 5: Solve for x
x = 38,320,198,622.54/193,968.08 - Step 6: Final answer
x = 197,559.30
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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.