Finding the Fourth Proportional to 157,114.11, 235,708.08 and 51,933.08
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Solution
The fourth proportional to 157,114.11, 235,708.08 and 51,933.08 is: 77,911.81
Step by Step Solution
- Step 1: Write the proportion equation
157,114.11 : 235,708.08 = 51,933.08 : x - Step 2: Convert to fraction form
157,114.11/235,708.08 = 51,933.08/x - Step 3: Cross multiply
157,114.11x = 235,708.08 × 51,933.08 - Step 4: Simplify right side
157,114.11x = 12,241,045,396.75 - Step 5: Solve for x
x = 12,241,045,396.75/157,114.11 - Step 6: Final answer
x = 77,911.81
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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.