Finding the Fourth Proportional to 183,599.60, 275,040.36 and 126,664.70
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Solution
The fourth proportional to 183,599.60, 275,040.36 and 126,664.70 is: 189,749.35
Step by Step Solution
- Step 1: Write the proportion equation
183,599.60 : 275,040.36 = 126,664.70 : x - Step 2: Convert to fraction form
183,599.60/275,040.36 = 126,664.70/x - Step 3: Cross multiply
183,599.60x = 275,040.36 × 126,664.70 - Step 4: Simplify right side
183,599.60x = 34,837,903,312.09 - Step 5: Solve for x
x = 34,837,903,312.09/183,599.60 - Step 6: Final answer
x = 189,749.35
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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.