Finding the Fourth Proportional to 111,699.18, 167,548.37 and 48,511.08
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Solution
The fourth proportional to 111,699.18, 167,548.37 and 48,511.08 is: 72,766.44
Step by Step Solution
- Step 1: Write the proportion equation
111,699.18 : 167,548.37 = 48,511.08 : x - Step 2: Convert to fraction form
111,699.18/167,548.37 = 48,511.08/x - Step 3: Cross multiply
111,699.18x = 167,548.37 × 48,511.08 - Step 4: Simplify right side
111,699.18x = 8,127,952,138.38 - Step 5: Solve for x
x = 8,127,952,138.38/111,699.18 - Step 6: Final answer
x = 72,766.44
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1.5x scale
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.