Finding the Fourth Proportional to 88,600.21, 122,263.84 and 50,354.70
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Solution
The fourth proportional to 88,600.21, 122,263.84 and 50,354.70 is: 69,486.96
Step by Step Solution
- Step 1: Write the proportion equation
88,600.21 : 122,263.84 = 50,354.70 : x - Step 2: Convert to fraction form
88,600.21/122,263.84 = 50,354.70/x - Step 3: Cross multiply
88,600.21x = 122,263.84 × 50,354.70 - Step 4: Simplify right side
88,600.21x = 6,156,558,984.05 - Step 5: Solve for x
x = 6,156,558,984.05/88,600.21 - Step 6: Final answer
x = 69,486.96
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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.