Finding the Fourth Proportional to 133,608.21, 200,430.77 and 44,887.09
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Solution
The fourth proportional to 133,608.21, 200,430.77 and 44,887.09 is: 67,336.83
Step by Step Solution
- Step 1: Write the proportion equation
133,608.21 : 200,430.77 = 44,887.09 : x - Step 2: Convert to fraction form
133,608.21/200,430.77 = 44,887.09/x - Step 3: Cross multiply
133,608.21x = 200,430.77 × 44,887.09 - Step 4: Simplify right side
133,608.21x = 8,996,753,161.47 - Step 5: Solve for x
x = 8,996,753,161.47/133,608.21 - Step 6: Final answer
x = 67,336.83
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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.