Finding the Fourth Proportional to 80,001.77, 110,400.30 and 44,190.99
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Solution
The fourth proportional to 80,001.77, 110,400.30 and 44,190.99 is: 60,982.39
Step by Step Solution
- Step 1: Write the proportion equation
80,001.77 : 110,400.30 = 44,190.99 : x - Step 2: Convert to fraction form
80,001.77/110,400.30 = 44,190.99/x - Step 3: Cross multiply
80,001.77x = 110,400.30 × 44,190.99 - Step 4: Simplify right side
80,001.77x = 4,878,698,553.30 - Step 5: Solve for x
x = 4,878,698,553.30/80,001.77 - Step 6: Final answer
x = 60,982.39
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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.