Finding the Fourth Proportional to 88,944.10, 122,738.28 and 48,650.02
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Solution
The fourth proportional to 88,944.10, 122,738.28 and 48,650.02 is: 67,134.52
Step by Step Solution
- Step 1: Write the proportion equation
88,944.10 : 122,738.28 = 48,650.02 : x - Step 2: Convert to fraction form
88,944.10/122,738.28 = 48,650.02/x - Step 3: Cross multiply
88,944.10x = 122,738.28 × 48,650.02 - Step 4: Simplify right side
88,944.10x = 5,971,219,776.77 - Step 5: Solve for x
x = 5,971,219,776.77/88,944.10 - Step 6: Final answer
x = 67,134.52
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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.