Finding the Fourth Proportional to 124,302.57, 171,524.68 and 69,846.09
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Solution
The fourth proportional to 124,302.57, 171,524.68 and 69,846.09 is: 96,380.37
Step by Step Solution
- Step 1: Write the proportion equation
124,302.57 : 171,524.68 = 69,846.09 : x - Step 2: Convert to fraction form
124,302.57/171,524.68 = 69,846.09/x - Step 3: Cross multiply
124,302.57x = 171,524.68 × 69,846.09 - Step 4: Simplify right side
124,302.57x = 11,980,328,236.50 - Step 5: Solve for x
x = 11,980,328,236.50/124,302.57 - Step 6: Final answer
x = 96,380.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.