Finding the Fourth Proportional to 79,607.76, 119,414.56 and 26,301.12
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Solution
The fourth proportional to 79,607.76, 119,414.56 and 26,301.12 is: 39,452.64
Step by Step Solution
- Step 1: Write the proportion equation
79,607.76 : 119,414.56 = 26,301.12 : x - Step 2: Convert to fraction form
79,607.76/119,414.56 = 26,301.12/x - Step 3: Cross multiply
79,607.76x = 119,414.56 × 26,301.12 - Step 4: Simplify right side
79,607.76x = 3,140,736,672.31 - Step 5: Solve for x
x = 3,140,736,672.31/79,607.76 - Step 6: Final answer
x = 39,452.64
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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.