Finding the Fourth Proportional to 88,526.42, 122,163.36 and 49,763.06
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Solution
The fourth proportional to 88,526.42, 122,163.36 and 49,763.06 is: 68,671.28
Step by Step Solution
- Step 1: Write the proportion equation
88,526.42 : 122,163.36 = 49,763.06 : x - Step 2: Convert to fraction form
88,526.42/122,163.36 = 49,763.06/x - Step 3: Cross multiply
88,526.42x = 122,163.36 × 49,763.06 - Step 4: Simplify right side
88,526.42x = 6,079,222,613.48 - Step 5: Solve for x
x = 6,079,222,613.48/88,526.42 - Step 6: Final answer
x = 68,671.28
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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.