Finding the Fourth Proportional to 135,032.09, 202,572.74 and 46,294.56
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Solution
The fourth proportional to 135,032.09, 202,572.74 and 46,294.56 is: 69,450.28
Step by Step Solution
- Step 1: Write the proportion equation
135,032.09 : 202,572.74 = 46,294.56 : x - Step 2: Convert to fraction form
135,032.09/202,572.74 = 46,294.56/x - Step 3: Cross multiply
135,032.09x = 202,572.74 × 46,294.56 - Step 4: Simplify right side
135,032.09x = 9,378,015,982.03 - Step 5: Solve for x
x = 9,378,015,982.03/135,032.09 - Step 6: Final answer
x = 69,450.28
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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.