Finding the Fourth Proportional to 135,414.18, 202,996.88 and 46,646.58
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Solution
The fourth proportional to 135,414.18, 202,996.88 and 46,646.58 is: 69,927.02
Step by Step Solution
- Step 1: Write the proportion equation
135,414.18 : 202,996.88 = 46,646.58 : x - Step 2: Convert to fraction form
135,414.18/202,996.88 = 46,646.58/x - Step 3: Cross multiply
135,414.18x = 202,996.88 × 46,646.58 - Step 4: Simplify right side
135,414.18x = 9,469,109,969.44 - Step 5: Solve for x
x = 9,469,109,969.44/135,414.18 - Step 6: Final answer
x = 69,927.02
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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.