Finding the Fourth Proportional to 180,216.55, 270,148.26 and 100,292.63
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Solution
The fourth proportional to 180,216.55, 270,148.26 and 100,292.63 is: 150,340.69
Step by Step Solution
- Step 1: Write the proportion equation
180,216.55 : 270,148.26 = 100,292.63 : x - Step 2: Convert to fraction form
180,216.55/270,148.26 = 100,292.63/x - Step 3: Cross multiply
180,216.55x = 270,148.26 × 100,292.63 - Step 4: Simplify right side
180,216.55x = 27,093,880,030.26 - Step 5: Solve for x
x = 27,093,880,030.26/180,216.55 - Step 6: Final answer
x = 150,340.69
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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.