Finding the Fourth Proportional to 171,471.70, 257,204.67 and 46,812.70
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Solution
The fourth proportional to 171,471.70, 257,204.67 and 46,812.70 is: 70,218.26
Step by Step Solution
- Step 1: Write the proportion equation
171,471.70 : 257,204.67 = 46,812.70 : x - Step 2: Convert to fraction form
171,471.70/257,204.67 = 46,812.70/x - Step 3: Cross multiply
171,471.70x = 257,204.67 × 46,812.70 - Step 4: Simplify right side
171,471.70x = 12,040,445,055.31 - Step 5: Solve for x
x = 12,040,445,055.31/171,471.70 - Step 6: Final answer
x = 70,218.26
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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.