Finding the Fourth Proportional to 89,770.99, 134,676.18 and 26,596.05
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Solution
The fourth proportional to 89,770.99, 134,676.18 and 26,596.05 is: 39,899.91
Step by Step Solution
- Step 1: Write the proportion equation
89,770.99 : 134,676.18 = 26,596.05 : x - Step 2: Convert to fraction form
89,770.99/134,676.18 = 26,596.05/x - Step 3: Cross multiply
89,770.99x = 134,676.18 × 26,596.05 - Step 4: Simplify right side
89,770.99x = 3,581,854,417.09 - Step 5: Solve for x
x = 3,581,854,417.09/89,770.99 - Step 6: Final answer
x = 39,899.91
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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.