Finding the Fourth Proportional to 79,094.70, 118,623.42 and 22,919.99
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Solution
The fourth proportional to 79,094.70, 118,623.42 and 22,919.99 is: 34,374.58
Step by Step Solution
- Step 1: Write the proportion equation
79,094.70 : 118,623.42 = 22,919.99 : x - Step 2: Convert to fraction form
79,094.70/118,623.42 = 22,919.99/x - Step 3: Cross multiply
79,094.70x = 118,623.42 × 22,919.99 - Step 4: Simplify right side
79,094.70x = 2,718,847,007.05 - Step 5: Solve for x
x = 2,718,847,007.05/79,094.70 - Step 6: Final answer
x = 34,374.58
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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.