Finding the Fourth Proportional to 151,600.68, 209,266.58 and 113,984.20
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Solution
The fourth proportional to 151,600.68, 209,266.58 and 113,984.20 is: 157,341.54
Step by Step Solution
- Step 1: Write the proportion equation
151,600.68 : 209,266.58 = 113,984.20 : x - Step 2: Convert to fraction form
151,600.68/209,266.58 = 113,984.20/x - Step 3: Cross multiply
151,600.68x = 209,266.58 × 113,984.20 - Step 4: Simplify right side
151,600.68x = 23,853,083,708.04 - Step 5: Solve for x
x = 23,853,083,708.04/151,600.68 - Step 6: Final answer
x = 157,341.54
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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.