Finding the Fourth Proportional to 79,810.88, 119,716.32 and 24,406.88
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Solution
The fourth proportional to 79,810.88, 119,716.32 and 24,406.88 is: 36,610.32
Step by Step Solution
- Step 1: Write the proportion equation
79,810.88 : 119,716.32 = 24,406.88 : x - Step 2: Convert to fraction form
79,810.88/119,716.32 = 24,406.88/x - Step 3: Cross multiply
79,810.88x = 119,716.32 × 24,406.88 - Step 4: Simplify right side
79,810.88x = 2,921,901,856.28 - Step 5: Solve for x
x = 2,921,901,856.28/79,810.88 - Step 6: Final answer
x = 36,610.32
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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.