Finding the Fourth Proportional to 79,033.41, 118,549.98 and 36,899.37
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Solution
The fourth proportional to 79,033.41, 118,549.98 and 36,899.37 is: 55,348.99
Step by Step Solution
- Step 1: Write the proportion equation
79,033.41 : 118,549.98 = 36,899.37 : x - Step 2: Convert to fraction form
79,033.41/118,549.98 = 36,899.37/x - Step 3: Cross multiply
79,033.41x = 118,549.98 × 36,899.37 - Step 4: Simplify right side
79,033.41x = 4,374,419,575.51 - Step 5: Solve for x
x = 4,374,419,575.51/79,033.41 - Step 6: Final answer
x = 55,348.99
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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.