Finding the Fourth Proportional to 151,595.08, 209,220.60 and 126,057.52
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Solution
The fourth proportional to 151,595.08, 209,220.60 and 126,057.52 is: 173,975.50
Step by Step Solution
- Step 1: Write the proportion equation
151,595.08 : 209,220.60 = 126,057.52 : x - Step 2: Convert to fraction form
151,595.08/209,220.60 = 126,057.52/x - Step 3: Cross multiply
151,595.08x = 209,220.60 × 126,057.52 - Step 4: Simplify right side
151,595.08x = 26,373,829,968.91 - Step 5: Solve for x
x = 26,373,829,968.91/151,595.08 - Step 6: Final answer
x = 173,975.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.