Finding the Fourth Proportional to 79,159.16, 118,738.74 and 37,596.44
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Solution
The fourth proportional to 79,159.16, 118,738.74 and 37,596.44 is: 56,394.66
Step by Step Solution
- Step 1: Write the proportion equation
79,159.16 : 118,738.74 = 37,596.44 : x - Step 2: Convert to fraction form
79,159.16/118,738.74 = 37,596.44/x - Step 3: Cross multiply
79,159.16x = 118,738.74 × 37,596.44 - Step 4: Simplify right side
79,159.16x = 4,464,153,914.09 - Step 5: Solve for x
x = 4,464,153,914.09/79,159.16 - Step 6: Final answer
x = 56,394.66
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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.