Finding the Fourth Proportional to 88,759.49, 122,489.07 and 48,474.44
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Solution
The fourth proportional to 88,759.49, 122,489.07 and 48,474.44 is: 66,895.26
Step by Step Solution
- Step 1: Write the proportion equation
88,759.49 : 122,489.07 = 48,474.44 : x - Step 2: Convert to fraction form
88,759.49/122,489.07 = 48,474.44/x - Step 3: Cross multiply
88,759.49x = 122,489.07 × 48,474.44 - Step 4: Simplify right side
88,759.49x = 5,937,588,461.93 - Step 5: Solve for x
x = 5,937,588,461.93/88,759.49 - Step 6: Final answer
x = 66,895.26
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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.