Finding the Fourth Proportional to 80,209.67, 110,687.99 and 44,398.91
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Solution
The fourth proportional to 80,209.67, 110,687.99 and 44,398.91 is: 61,269.74
Step by Step Solution
- Step 1: Write the proportion equation
80,209.67 : 110,687.99 = 44,398.91 : x - Step 2: Convert to fraction form
80,209.67/110,687.99 = 44,398.91/x - Step 3: Cross multiply
80,209.67x = 110,687.99 × 44,398.91 - Step 4: Simplify right side
80,209.67x = 4,914,425,330.66 - Step 5: Solve for x
x = 4,914,425,330.66/80,209.67 - Step 6: Final answer
x = 61,269.74
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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.