Finding the Fourth Proportional to 79,794.26, 110,108.12 and 47,522.48
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Solution
The fourth proportional to 79,794.26, 110,108.12 and 47,522.48 is: 65,576.28
Step by Step Solution
- Step 1: Write the proportion equation
79,794.26 : 110,108.12 = 47,522.48 : x - Step 2: Convert to fraction form
79,794.26/110,108.12 = 47,522.48/x - Step 3: Cross multiply
79,794.26x = 110,108.12 × 47,522.48 - Step 4: Simplify right side
79,794.26x = 5,232,610,930.54 - Step 5: Solve for x
x = 5,232,610,930.54/79,794.26 - Step 6: Final answer
x = 65,576.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.