Finding the Fourth Proportional to 180,216.26, 270,435.58 and 91,533.42
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Solution
The fourth proportional to 180,216.26, 270,435.58 and 91,533.42 is: 137,356.60
Step by Step Solution
- Step 1: Write the proportion equation
180,216.26 : 270,435.58 = 91,533.42 : x - Step 2: Convert to fraction form
180,216.26/270,435.58 = 91,533.42/x - Step 3: Cross multiply
180,216.26x = 270,435.58 × 91,533.42 - Step 4: Simplify right side
180,216.26x = 24,753,893,527.08 - Step 5: Solve for x
x = 24,753,893,527.08/180,216.26 - Step 6: Final answer
x = 137,356.60
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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.