Finding the Fourth Proportional to 79,096.70, 118,626.42 and 22,921.99
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Solution
The fourth proportional to 79,096.70, 118,626.42 and 22,921.99 is: 34,377.59
Step by Step Solution
- Step 1: Write the proportion equation
79,096.70 : 118,626.42 = 22,921.99 : x - Step 2: Convert to fraction form
79,096.70/118,626.42 = 22,921.99/x - Step 3: Cross multiply
79,096.70x = 118,626.42 × 22,921.99 - Step 4: Simplify right side
79,096.70x = 2,719,153,612.98 - Step 5: Solve for x
x = 2,719,153,612.98/79,096.70 - Step 6: Final answer
x = 34,377.59
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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.