Finding the Fourth Proportional to 134,701.70, 202,441.35 and 132,368.90
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Solution
The fourth proportional to 134,701.70, 202,441.35 and 132,368.90 is: 198,935.42
Step by Step Solution
- Step 1: Write the proportion equation
134,701.70 : 202,441.35 = 132,368.90 : x - Step 2: Convert to fraction form
134,701.70/202,441.35 = 132,368.90/x - Step 3: Cross multiply
134,701.70x = 202,441.35 × 132,368.90 - Step 4: Simplify right side
134,701.70x = 26,796,938,814.02 - Step 5: Solve for x
x = 26,796,938,814.02/134,701.70 - Step 6: Final answer
x = 198,935.42
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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.