Finding the Fourth Proportional to 189,048.96, 283,599.36 and 83,865.60
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Solution
The fourth proportional to 189,048.96, 283,599.36 and 83,865.60 is: 125,809.90
Step by Step Solution
- Step 1: Write the proportion equation
189,048.96 : 283,599.36 = 83,865.60 : x - Step 2: Convert to fraction form
189,048.96/283,599.36 = 83,865.60/x - Step 3: Cross multiply
189,048.96x = 283,599.36 × 83,865.60 - Step 4: Simplify right side
189,048.96x = 23,784,230,486.02 - Step 5: Solve for x
x = 23,784,230,486.02/189,048.96 - Step 6: Final answer
x = 125,809.90
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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.