Finding the Fourth Proportional to 88,688.26, 122,390.02 and 50,446.95
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Solution
The fourth proportional to 88,688.26, 122,390.02 and 50,446.95 is: 69,616.92
Step by Step Solution
- Step 1: Write the proportion equation
88,688.26 : 122,390.02 = 50,446.95 : x - Step 2: Convert to fraction form
88,688.26/122,390.02 = 50,446.95/x - Step 3: Cross multiply
88,688.26x = 122,390.02 × 50,446.95 - Step 4: Simplify right side
88,688.26x = 6,174,203,219.44 - Step 5: Solve for x
x = 6,174,203,219.44/88,688.26 - Step 6: Final answer
x = 69,616.92
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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.