Finding the Fourth Proportional to 68,783.24, 103,190.34 and 24,409.92
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Solution
The fourth proportional to 68,783.24, 103,190.34 and 24,409.92 is: 36,620.38
Step by Step Solution
- Step 1: Write the proportion equation
68,783.24 : 103,190.34 = 24,409.92 : x - Step 2: Convert to fraction form
68,783.24/103,190.34 = 24,409.92/x - Step 3: Cross multiply
68,783.24x = 103,190.34 × 24,409.92 - Step 4: Simplify right side
68,783.24x = 2,518,867,944.17 - Step 5: Solve for x
x = 2,518,867,944.17/68,783.24 - Step 6: Final answer
x = 36,620.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.