Finding the Fourth Proportional to 173,543.24, 260,128.56 and 73,619.12
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Solution
The fourth proportional to 173,543.24, 260,128.56 and 73,619.12 is: 110,349.65
Step by Step Solution
- Step 1: Write the proportion equation
173,543.24 : 260,128.56 = 73,619.12 : x - Step 2: Convert to fraction form
173,543.24/260,128.56 = 73,619.12/x - Step 3: Cross multiply
173,543.24x = 260,128.56 × 73,619.12 - Step 4: Simplify right side
173,543.24x = 19,150,435,674.07 - Step 5: Solve for x
x = 19,150,435,674.07/173,543.24 - Step 6: Final answer
x = 110,349.65
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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.